diff --git a/.github/workflows/clang-format.yml b/.github/workflows/clang-format.yml
index 5ee612c99..1f9dcb98b 100644
--- a/.github/workflows/clang-format.yml
+++ b/.github/workflows/clang-format.yml
@@ -26,8 +26,8 @@ jobs:
         run: |
           for fname in $(find . -type f -name '*.cpp' -o -name '*.h')
           do 
-            new_fname="$(echo -e "${fname}" | tr ' ' '_')"
-            new_fname="$(echo -e "${new_fname}" | tr 'A-Z' 'a-z')"
+            new_fname="$(echo -e ${fname} | tr ' ' '_')"
+            new_fname="$(echo -e ${new_fname} | tr 'A-Z' 'a-z')"
             if [ $fname != $new_fname ]
             then
               echo -e $fname" --> "$new_fname