diff --git a/package-lock.json b/package-lock.json
index f4c3264d6..9e72d142e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4581,9 +4581,9 @@
       "dev": true
     },
     "source-map": {
-      "version": "0.5.7",
-      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
-      "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w="
+      "version": "0.7.3",
+      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.7.3.tgz",
+      "integrity": "sha512-CkCj6giN3S+n9qrYiBTX5gystlENnRW5jZeNLHpe6aue+SrHcG5VYwujhW9s4dY31mEGsxBDrHR6oI69fTXsaQ=="
     },
     "source-map-support": {
       "version": "0.5.12",
diff --git a/package.json b/package.json
index 37c70d860..23e912fcd 100644
--- a/package.json
+++ b/package.json
@@ -104,7 +104,7 @@
     "cssauron": "^1.4.0",
     "damerau-levenshtein": "^1.0.4",
     "semver-dsl": "^1.0.1",
-    "source-map": "^0.5.7",
+    "source-map": "^0.7.0",
     "sprintf-js": "^1.1.2"
   }
 }