diff --git a/bin/tools/HookFunctions b/bin/tools/HookFunctions
index 565ef123f7..9a8d2afbe9 100644
--- a/bin/tools/HookFunctions
+++ b/bin/tools/HookFunctions
@@ -398,7 +398,7 @@ checkBanner()
     for f in $fileList
     do
         fFile="${f##*/}"
-        [[ "$fFile" = "*.*" ]] && fExt="${fFile##*.}" || fExt=""
+        [[ "$fFile" = *.* ]] && fExt="${fFile##*.}" || fExt=""
 
         # Skip links
         if [ -h "$f" ]