diff --git a/doc/cygnus-common/installation_and_administration_guide/error_persistance.md b/doc/cygnus-common/installation_and_administration_guide/error_persistance.md
index 51450a809..b77a9405e 100644
--- a/doc/cygnus-common/installation_and_administration_guide/error_persistance.md
+++ b/doc/cygnus-common/installation_and_administration_guide/error_persistance.md
@@ -18,7 +18,7 @@ $database_name_error_log
 Postgis / PostgreSQL
 
 ```
-$schema_name_error_log
+$schema_name.database_name_error_log
 ```
 
 with the following scheme.