diff --git a/static/buildResourceCode.sh b/static/buildResourceCode.sh
index 798347052..359138c9e 100755
--- a/static/buildResourceCode.sh
+++ b/static/buildResourceCode.sh
@@ -22,7 +22,7 @@ EOF
 # Goes through all files in /static/
 for FILE in `find . -type f | sed 's/\.\///' | grep -v .svn | grep -v Makefile | grep -v .sh | grep -v ~`
 do
-    FILE_ID=`echo "$FILE" | sed "s/\//_/g" | sed "s/\./_/g"`
+    FILE_ID=`echo "$FILE" | sed "s/\//_/g" | sed "s/\./_/g" | sed "s/\-/_/g"`
     echo "Inserting $FILE... [$FILE_ID]"
     reswrap -s -t -oa $RESOURCE_FILE -r $FILE_ID $FILE
     MAP=$MAP"\tm[\""$FILE"\"] = "$FILE_ID"; \n";