diff --git a/advanced/Scripts/webpage.sh b/advanced/Scripts/webpage.sh
index e173759b..ef1d3ac9 100755
--- a/advanced/Scripts/webpage.sh
+++ b/advanced/Scripts/webpage.sh
@@ -247,7 +247,7 @@ trust-anchor=.,20326,8,2,E06D44B80B8F1D39A95C0B0D7C65D08458E880409BBC68345710423
             esac
         else
           # Set REV_SERVER_CIDR to whatever value it was set to
-          REV_SERVER_CIDR="$CONDITIONAL_FORWARDING_REVERSE"
+          REV_SERVER_CIDR="${CONDITIONAL_FORWARDING_REVERSE}"
         fi
         
         # If REV_SERVER_CIDR is not converted by the above, then use the REV_SERVER_TARGET variable to derive it