diff --git a/sldr/a/aoj_x_balif.xml b/sldr/a/aoj_x_balif.xml
index cbb81116c..befb5d026 100644
--- a/sldr/a/aoj_x_balif.xml
+++ b/sldr/a/aoj_x_balif.xml
@@ -102,7 +102,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/a/aoj_x_filifita.xml b/sldr/a/aoj_x_filifita.xml
index 847706042..1b1671585 100644
--- a/sldr/a/aoj_x_filifita.xml
+++ b/sldr/a/aoj_x_filifita.xml
@@ -68,7 +68,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/a/ape_x_coastal.xml b/sldr/a/ape_x_coastal.xml
index f9c94e4d1..41cb1cc93 100644
--- a/sldr/a/ape_x_coastal.xml
+++ b/sldr/a/ape_x_coastal.xml
@@ -40,7 +40,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL"/>
+			<sil:font name="Charis SIL">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/c/cak_x_central.xml b/sldr/c/cak_x_central.xml
index d219ab37d..3fcbd0407 100644
--- a/sldr/c/cak_x_central.xml
+++ b/sldr/c/cak_x_central.xml
@@ -111,7 +111,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/c/cak_x_eastern.xml b/sldr/c/cak_x_eastern.xml
index f4286d612..878810b92 100644
--- a/sldr/c/cak_x_eastern.xml
+++ b/sldr/c/cak_x_eastern.xml
@@ -107,7 +107,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/c/cak_x_subsa.xml b/sldr/c/cak_x_subsa.xml
index 2f55d539b..6770eee61 100644
--- a/sldr/c/cak_x_subsa.xml
+++ b/sldr/c/cak_x_subsa.xml
@@ -87,7 +87,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/c/cak_x_subsu.xml b/sldr/c/cak_x_subsu.xml
index 94914b97e..ff035d836 100644
--- a/sldr/c/cak_x_subsu.xml
+++ b/sldr/c/cak_x_subsu.xml
@@ -111,7 +111,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/c/cak_x_swestern.xml b/sldr/c/cak_x_swestern.xml
index 69d8a5df7..85eff425e 100644
--- a/sldr/c/cak_x_swestern.xml
+++ b/sldr/c/cak_x_swestern.xml
@@ -103,7 +103,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/c/cak_x_xenacoj.xml b/sldr/c/cak_x_xenacoj.xml
index 35cb75e08..f48f4c638 100644
--- a/sldr/c/cak_x_xenacoj.xml
+++ b/sldr/c/cak_x_xenacoj.xml
@@ -110,7 +110,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/c/cje.xml b/sldr/c/cje.xml
index 4d20347cf..3b14a97e2 100644
--- a/sldr/c/cje.xml
+++ b/sldr/c/cje.xml
@@ -102,7 +102,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Doulos SIL"/>
+			<sil:font name="Doulos SIL">
+				<sil:url>https://lff.api.languagetechnology.org/family/doulossil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/c/cwt.xml b/sldr/c/cwt.xml
index 35fea5a7d..eb5ed5a1d 100644
--- a/sldr/c/cwt.xml
+++ b/sldr/c/cwt.xml
@@ -85,7 +85,9 @@
 	</references>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" features="cv43=0" engines="ot" references="L003"/>
+			<sil:font name="Charis SIL" features="cv43=0" engines="ot" references="L003">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/d/dhg_x_wangurri.xml b/sldr/d/dhg_x_wangurri.xml
index efd42e0e0..29d9a6ec7 100644
--- a/sldr/d/dhg_x_wangurri.xml
+++ b/sldr/d/dhg_x_wangurri.xml
@@ -43,7 +43,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" size="1.6"/>
+			<sil:font name="Charis SIL" size="1.6">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/e/eko.xml b/sldr/e/eko.xml
index 6da0c8e2c..3e5ceaf4c 100644
--- a/sldr/e/eko.xml
+++ b/sldr/e/eko.xml
@@ -95,7 +95,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" size="1.4"/>
+			<sil:font name="Charis SIL" size="1.4">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/g/gri.xml b/sldr/g/gri.xml
index 9e8be60d3..32a79b81a 100644
--- a/sldr/g/gri.xml
+++ b/sldr/g/gri.xml
@@ -81,7 +81,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/h/hbb.xml b/sldr/h/hbb.xml
index 539ad3c17..0179f7991 100644
--- a/sldr/h/hbb.xml
+++ b/sldr/h/hbb.xml
@@ -41,7 +41,9 @@
 			<sil:font name="Charis SIL" types="default">
 				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
 			</sil:font>
-			<sil:font name="Doulos SIL" types="default" size="1.25" draft="generated"/>
+			<sil:font name="Doulos SIL" types="default" size="1.25" draft="generated">
+				<sil:url>https://lff.api.languagetechnology.org/family/doulossil</sil:url>
+			</sil:font>
 			<sil:font name="Noto Sans">
 				<!--types="ui"-->
 				<sil:url>https://github.com/googlefonts/noto-fonts/raw/main/hinted/ttf/NotoSans/NotoSans-Regular.ttf</sil:url>
diff --git a/sldr/h/hre.xml b/sldr/h/hre.xml
index e92dedda8..d0e676abb 100644
--- a/sldr/h/hre.xml
+++ b/sldr/h/hre.xml
@@ -105,7 +105,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default" size="1.2" features="smcp=0"/>
+			<sil:font name="Charis SIL" types="default" size="1.2" features="smcp=0">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/i/ixl_x_cotzal.xml b/sldr/i/ixl_x_cotzal.xml
index 20ce1ed94..d7a6be0e9 100644
--- a/sldr/i/ixl_x_cotzal.xml
+++ b/sldr/i/ixl_x_cotzal.xml
@@ -89,7 +89,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default" size="0.85"/>
+			<sil:font name="Charis SIL" types="default" size="0.85">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/i/ixl_x_nebaj.xml b/sldr/i/ixl_x_nebaj.xml
index 78f365d51..8b451f07f 100644
--- a/sldr/i/ixl_x_nebaj.xml
+++ b/sldr/i/ixl_x_nebaj.xml
@@ -113,7 +113,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/j/jmx.xml b/sldr/j/jmx.xml
index 1b3123d23..d72f5cc1c 100644
--- a/sldr/j/jmx.xml
+++ b/sldr/j/jmx.xml
@@ -108,8 +108,12 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
-			<sil:font name="Doulos SIL" types="default" size="1.2"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
+			<sil:font name="Doulos SIL" types="default" size="1.2">
+				<sil:url>https://lff.api.languagetechnology.org/family/doulossil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/k/kbo.xml b/sldr/k/kbo.xml
index ddfc70979..42fdf90f1 100644
--- a/sldr/k/kbo.xml
+++ b/sldr/k/kbo.xml
@@ -175,7 +175,9 @@
 			<sil:font name="Charis SIL" types="default">
 				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
 			</sil:font>
-			<sil:font name="Doulos SIL" types="default" size="1.25"/>
+			<sil:font name="Doulos SIL" types="default" size="1.25">
+				<sil:url>https://lff.api.languagetechnology.org/family/doulossil</sil:url>
+			</sil:font>
 			<sil:font name="Noto Sans">
 				<!--types="ui"-->
 				<sil:url>https://github.com/googlefonts/noto-fonts/raw/main/hinted/ttf/NotoSans/NotoSans-Regular.ttf</sil:url>
diff --git a/sldr/k/kmh_x_minimib.xml b/sldr/k/kmh_x_minimib.xml
index 72eb1e86f..9c5267b2a 100644
--- a/sldr/k/kmh_x_minimib.xml
+++ b/sldr/k/kmh_x_minimib.xml
@@ -109,7 +109,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/k/knv_x_flyriver.xml b/sldr/k/knv_x_flyriver.xml
index 3a5e61787..d16a63909 100644
--- a/sldr/k/knv_x_flyriver.xml
+++ b/sldr/k/knv_x_flyriver.xml
@@ -105,7 +105,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/k/kyu_Latn.xml b/sldr/k/kyu_Latn.xml
index 1395cad75..8cd2afa77 100644
--- a/sldr/k/kyu_Latn.xml
+++ b/sldr/k/kyu_Latn.xml
@@ -144,7 +144,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default" size="0.85"/>
+			<sil:font name="Charis SIL" types="default" size="0.85">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/l/lnl.xml b/sldr/l/lnl.xml
index f35625aa3..22e90b946 100644
--- a/sldr/l/lnl.xml
+++ b/sldr/l/lnl.xml
@@ -106,7 +106,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default" size="1.4"/>
+			<sil:font name="Charis SIL" types="default" size="1.4">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/m/mam_x_central.xml b/sldr/m/mam_x_central.xml
index 5fc3549c4..50eca4579 100644
--- a/sldr/m/mam_x_central.xml
+++ b/sldr/m/mam_x_central.xml
@@ -106,7 +106,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/m/mam_x_todos.xml b/sldr/m/mam_x_todos.xml
index 1b233c0b9..dcc824db1 100644
--- a/sldr/m/mam_x_todos.xml
+++ b/sldr/m/mam_x_todos.xml
@@ -120,7 +120,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/m/mdm.xml b/sldr/m/mdm.xml
index 72f2d834e..3ed99fed2 100644
--- a/sldr/m/mdm.xml
+++ b/sldr/m/mdm.xml
@@ -96,7 +96,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Doulos SIL" size="1.4"/>
+			<sil:font name="Doulos SIL" size="1.4">
+				<sil:url>https://lff.api.languagetechnology.org/family/doulossil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/m/mgq.xml b/sldr/m/mgq.xml
index 1b3459f63..2f99558f3 100644
--- a/sldr/m/mgq.xml
+++ b/sldr/m/mgq.xml
@@ -100,8 +100,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default" size="1.6"/>
-			<sil:font name="Charis SIL Literacy" types="default"/>
+			<sil:font name="Charis SIL" types="default" size="1.6">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/m/mlr.xml b/sldr/m/mlr.xml
index 95c405ad7..a33835280 100644
--- a/sldr/m/mlr.xml
+++ b/sldr/m/mlr.xml
@@ -109,7 +109,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" size="1.6"/>
+			<sil:font name="Charis SIL" size="1.6">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/m/mmy.xml b/sldr/m/mmy.xml
index b7f8236d2..d54bfd371 100644
--- a/sldr/m/mmy.xml
+++ b/sldr/m/mmy.xml
@@ -86,7 +86,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default" size="1.2"/>
+			<sil:font name="Charis SIL" types="default" size="1.2">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/m/mnh.xml b/sldr/m/mnh.xml
index 909a22cfe..87c15e938 100644
--- a/sldr/m/mnh.xml
+++ b/sldr/m/mnh.xml
@@ -111,7 +111,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default" size="1.2"/>
+			<sil:font name="Charis SIL" types="default" size="1.2">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/m/mnv.xml b/sldr/m/mnv.xml
index 011643dcb..3365325e0 100644
--- a/sldr/m/mnv.xml
+++ b/sldr/m/mnv.xml
@@ -57,7 +57,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default" size="1.2"/>
+			<sil:font name="Charis SIL" types="default" size="1.2">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/m/mvp.xml b/sldr/m/mvp.xml
index 37d0bb4fd..2b3351640 100644
--- a/sldr/m/mvp.xml
+++ b/sldr/m/mvp.xml
@@ -87,7 +87,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default" size="1.2"/>
+			<sil:font name="Charis SIL" types="default" size="1.2">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/m/mzm.xml b/sldr/m/mzm.xml
index 31426bacc..0f1894563 100644
--- a/sldr/m/mzm.xml
+++ b/sldr/m/mzm.xml
@@ -38,7 +38,9 @@
 			<sil:font name="Charis SIL" types="default" features="cv46=1">
 				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
 			</sil:font>
-			<sil:font name="Doulos SIL" types="default" size="1.1" draft="generated"/>
+			<sil:font name="Doulos SIL" types="default" size="1.1" draft="generated">
+				<sil:url>https://lff.api.languagetechnology.org/family/doulossil</sil:url>
+			</sil:font>
 			<sil:font name="Noto Sans">
 				<!--types="ui"-->
 				<sil:url>https://github.com/googlefonts/noto-fonts/raw/main/hinted/ttf/NotoSans/NotoSans-Regular.ttf</sil:url>
diff --git a/sldr/n/ndv.xml b/sldr/n/ndv.xml
index ae83f9c9e..12e6a73aa 100644
--- a/sldr/n/ndv.xml
+++ b/sldr/n/ndv.xml
@@ -117,8 +117,12 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Andika SEB"/>
-			<sil:font name="Charis SIL" size="1.4"/>
+			<sil:font name="Andika Afr" features="cv77=1 cv43=0 cv44=1 cv46=1 cv49=1">
+				<sil:url>https://lff.api.languagetechnology.org/family/andika</sil:url>
+			</sil:font>
+			<sil:font name="Charis SIL" size="1.4">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/n/noa_x_alt.xml b/sldr/n/noa_x_alt.xml
index 7231ca85c..bd2ef1991 100644
--- a/sldr/n/noa_x_alt.xml
+++ b/sldr/n/noa_x_alt.xml
@@ -123,7 +123,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/p/pac.xml b/sldr/p/pac.xml
index e13e85d3f..fe485e4a5 100644
--- a/sldr/p/pac.xml
+++ b/sldr/p/pac.xml
@@ -91,7 +91,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" size="1.4"/>
+			<sil:font name="Charis SIL" size="1.4">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/q/quc_x_trad.xml b/sldr/q/quc_x_trad.xml
index f65d1c13a..6e23d0bb0 100644
--- a/sldr/q/quc_x_trad.xml
+++ b/sldr/q/quc_x_trad.xml
@@ -106,7 +106,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/q/qvo.xml b/sldr/q/qvo.xml
index 47d3a4735..79fa8e9f7 100644
--- a/sldr/q/qvo.xml
+++ b/sldr/q/qvo.xml
@@ -95,7 +95,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" size="1.2"/>
+			<sil:font name="Charis SIL" size="1.2">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/r/ram.xml b/sldr/r/ram.xml
index a3a4fbdc3..f29a3313a 100644
--- a/sldr/r/ram.xml
+++ b/sldr/r/ram.xml
@@ -92,7 +92,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL"/>
+			<sil:font name="Charis SIL">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/s/set.xml b/sldr/s/set.xml
index 4cbb8eb82..9655a159e 100644
--- a/sldr/s/set.xml
+++ b/sldr/s/set.xml
@@ -32,7 +32,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" size="1.2"/>
+			<sil:font name="Charis SIL" size="1.2">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/s/sev.xml b/sldr/s/sev.xml
index 788dcd8f1..aabfbc85f 100644
--- a/sldr/s/sev.xml
+++ b/sldr/s/sev.xml
@@ -101,7 +101,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" size="1.2"/>
+			<sil:font name="Charis SIL" size="1.2">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/s/slu.xml b/sldr/s/slu.xml
index 0a93d61cc..1ec7e9ae7 100644
--- a/sldr/s/slu.xml
+++ b/sldr/s/slu.xml
@@ -43,7 +43,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/s/stb.xml b/sldr/s/stb.xml
index 8d4e64265..c13168245 100644
--- a/sldr/s/stb.xml
+++ b/sldr/s/stb.xml
@@ -22,7 +22,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" size="1.2"/>
+			<sil:font name="Charis SIL" size="1.2">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/t/taq.xml b/sldr/t/taq.xml
index f2c90f09b..51849eec2 100644
--- a/sldr/t/taq.xml
+++ b/sldr/t/taq.xml
@@ -125,7 +125,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL"/>
+			<sil:font name="Charis SIL" types="default" features="cv43=0 cv44=1 cv46=1">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 			<sil:font name="Charis SIL Mali" types="default"/>
 		</sil:external-resources>
 	</special>
diff --git a/sldr/t/tcd.xml b/sldr/t/tcd.xml
index 9b6b5f084..62e8d5ea4 100644
--- a/sldr/t/tcd.xml
+++ b/sldr/t/tcd.xml
@@ -72,7 +72,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" size="1.6"/>
+			<sil:font name="Charis SIL" size="1.6">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/t/tuc_x_oov.xml b/sldr/t/tuc_x_oov.xml
index 74d595da7..96ed4b36d 100644
--- a/sldr/t/tuc_x_oov.xml
+++ b/sldr/t/tuc_x_oov.xml
@@ -159,7 +159,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Doulos SIL" types="default"/>
+			<sil:font name="Doulos SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/doulossil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/t/tuc_x_tuam.xml b/sldr/t/tuc_x_tuam.xml
index 0a6dc0aab..2cb29fa54 100644
--- a/sldr/t/tuc_x_tuam.xml
+++ b/sldr/t/tuc_x_tuam.xml
@@ -163,7 +163,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Doulos SIL" types="default"/>
+			<sil:font name="Doulos SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/doulossil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/t/tzj_x_western.xml b/sldr/t/tzj_x_western.xml
index b655e1f8a..8a24ad0a4 100644
--- a/sldr/t/tzj_x_western.xml
+++ b/sldr/t/tzj_x_western.xml
@@ -85,7 +85,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL"/>
+			<sil:font name="Charis SIL">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/t/tzo_x_zinacntn.xml b/sldr/t/tzo_x_zinacntn.xml
index 2a2293228..de75981a3 100644
--- a/sldr/t/tzo_x_zinacntn.xml
+++ b/sldr/t/tzo_x_zinacntn.xml
@@ -85,7 +85,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default" size="0.85"/>
+			<sil:font name="Charis SIL" types="default" size="0.85">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/w/wed_x_topura.xml b/sldr/w/wed_x_topura.xml
index f2a031684..d1ffe4ed4 100644
--- a/sldr/w/wed_x_topura.xml
+++ b/sldr/w/wed_x_topura.xml
@@ -106,7 +106,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default"/>
+			<sil:font name="Charis SIL" types="default">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/x/xsu.xml b/sldr/x/xsu.xml
index 2aa4e890b..5298de3a3 100644
--- a/sldr/x/xsu.xml
+++ b/sldr/x/xsu.xml
@@ -75,7 +75,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" size="1.4"/>
+			<sil:font name="Charis SIL" size="1.4">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/x/xtc.xml b/sldr/x/xtc.xml
index d8dc5808f..da791052f 100644
--- a/sldr/x/xtc.xml
+++ b/sldr/x/xtc.xml
@@ -87,7 +87,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Doulos SIL" types="default" size="1.4"/>
+			<sil:font name="Doulos SIL" types="default" size="1.4">
+				<sil:url>https://lff.api.languagetechnology.org/family/doulossil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/z/zrs.xml b/sldr/z/zrs.xml
index c4e9d6fa5..c2a9bc2fb 100644
--- a/sldr/z/zrs.xml
+++ b/sldr/z/zrs.xml
@@ -61,7 +61,9 @@
 	</collations>
 	<special>
 		<sil:external-resources>
-			<sil:font name="Charis SIL" types="default" size="1.2"/>
+			<sil:font name="Charis SIL" types="default" size="1.2">
+				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
+			</sil:font>
 		</sil:external-resources>
 	</special>
 </ldml>
diff --git a/sldr/z/ztq.xml b/sldr/z/ztq.xml
index dadeaeecb..bd989fc2c 100644
--- a/sldr/z/ztq.xml
+++ b/sldr/z/ztq.xml
@@ -120,7 +120,9 @@
 			<sil:font name="Charis SIL" types="default" alt="proposed-dbl">
 				<sil:url>https://lff.api.languagetechnology.org/family/charissil</sil:url>
 			</sil:font>
-			<sil:font name="Doulos SIL" types="default" size="0.85"/>
+			<sil:font name="Doulos SIL" types="default" size="0.85">
+				<sil:url>https://lff.api.languagetechnology.org/family/doulossil</sil:url>
+			</sil:font>
 			<sil:font name="Noto Sans">
 				<!--types="ui"-->
 				<sil:url>https://github.com/googlefonts/noto-fonts/raw/main/hinted/ttf/NotoSans/NotoSans-Regular.ttf</sil:url>