diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e08c0efb..c505b252 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -65,6 +65,13 @@ jobs:
             .github/workflows/test.yml
             action.yml
           separator: ","
+      - name: Verify any_changed files comma separator
+        if: contains(steps.changed-files-specific-comma.outputs.all_modified_files, 'action.yml') || contains(steps.changed-files-specific-comma.outputs.all_modified_files, '.github/workflows/test.yml')
+        run: |
+          if [[ "${{ steps.changed-files-specific.outputs.any_changed }}" != "true" ]]; then
+            echo "Invalid output: Expected (true) got (${{ steps.changed-files-specific.outputs.any_changed }})"
+            exit 1
+          fi
       - name: Show output
         run: |
           echo "${{ toJSON(steps.changed-files-specific-comma.outputs) }}"
diff --git a/action.yml b/action.yml
index 7b8b5f6e..ca8db0c1 100644
--- a/action.yml
+++ b/action.yml
@@ -104,28 +104,30 @@ runs:
             do
               echo "Checking for file changes: \"${path}\"..."
               IFS=" "
-              ADDED_ARRAY+=("$(git diff --diff-filter=A --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs printf "%s$INPUT_SEPARATOR" || true)")
-              COPIED_ARRAY+=("$(git diff --diff-filter=C --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs printf "%s$INPUT_SEPARATOR" || true)")
-              DELETED_ARRAY+=("$(git diff --diff-filter=D --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs printf "%s$INPUT_SEPARATOR" || true)")
-              MODIFIED_ARRAY+=("$(git diff --diff-filter=M --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs printf "%s$INPUT_SEPARATOR" || true)")
-              RENAMED_ARRAY+=("$(git diff --diff-filter=R --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs printf "%s$INPUT_SEPARATOR" || true)")
-              CHANGED_ARRAY+=("$(git diff --diff-filter=T --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs printf "%s$INPUT_SEPARATOR" || true)")
-              UNMERGED_ARRAY+=("$(git diff --diff-filter=U --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs printf "%s$INPUT_SEPARATOR" || true)")
-              UNKNOWN_ARRAY+=("$(git diff --diff-filter=X --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs printf "%s$INPUT_SEPARATOR" || true)")
-              ALL_CHANGED_ARRAY+=("$(git diff --diff-filter="*ACDMRTUX" --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs printf "%s$INPUT_SEPARATOR" || true)")
-              ALL_MODIFIED_FILES_ARRAY+=("$(git diff --diff-filter="ACM" --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs printf "%s$INPUT_SEPARATOR" || true)")
+              ADDED_ARRAY+=("$(git diff --diff-filter=A --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs || true)")
+              COPIED_ARRAY+=("$(git diff --diff-filter=C --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs || true)")
+              DELETED_ARRAY+=("$(git diff --diff-filter=D --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs || true)")
+              MODIFIED_ARRAY+=("$(git diff --diff-filter=M --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs || true)")
+              RENAMED_ARRAY+=("$(git diff --diff-filter=R --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs || true)")
+              CHANGED_ARRAY+=("$(git diff --diff-filter=T --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs || true)")
+              UNMERGED_ARRAY+=("$(git diff --diff-filter=U --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs || true)")
+              UNKNOWN_ARRAY+=("$(git diff --diff-filter=X --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs || true)")
+              ALL_CHANGED_ARRAY+=("$(git diff --diff-filter="*ACDMRTUX" --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs || true)")
+              ALL_MODIFIED_FILES_ARRAY+=("$(git diff --diff-filter="ACM" --name-only "$HEAD_SHA" | grep -E "(${path})" | xargs || true)")
             done
-
-            ADDED=$(echo "${ADDED_ARRAY[@]}" | sed -E "s/($INPUT_SEPARATOR)$//" | xargs)
-            COPIED=$(echo "${COPIED_ARRAY[@]}" | sed -E "s/($INPUT_SEPARATOR)$//" | xargs)
-            DELETED=$(echo "${DELETED_ARRAY[@]}" | sed -E "s/($INPUT_SEPARATOR)$//" | xargs)
-            MODIFIED=$(echo "${MODIFIED_ARRAY[@]}" | sed -E "s/($INPUT_SEPARATOR)$//" | xargs)
-            RENAMED=$(echo "${RENAMED_ARRAY[@]}" | sed -E "s/($INPUT_SEPARATOR)$//" | xargs)
-            CHANGED=$(echo "${CHANGED_ARRAY[@]}" | sed -E "s/($INPUT_SEPARATOR)$//" | xargs)
-            UNMERGED=$(echo "${UNMERGED_ARRAY[@]}" | sed -E "s/($INPUT_SEPARATOR)$//" | xargs)
-            UNKNOWN=$(echo "${UNKNOWN_ARRAY[@]}" | sed -E "s/($INPUT_SEPARATOR)$//" | xargs)
-            ALL_CHANGED=$(echo "${ALL_CHANGED_ARRAY[@]}" | sed -E "s/($INPUT_SEPARATOR)$//" | xargs)
-            ALL_MODIFIED_FILES=$(echo "${ALL_MODIFIED_FILES_ARRAY[@]}" | sed -E "s/($INPUT_SEPARATOR)$//" | xargs)
+            
+            IFS=$INPUT_SEPARATOR
+             
+            ADDED=$(echo "${ADDED_ARRAY[*]}" | sed 's/  */'"$INPUT_SEPARATOR"'/g')
+            COPIED=$(echo "${COPIED_ARRAY[*]}" | sed 's/  */'"$INPUT_SEPARATOR"'/g')
+            DELETED=$(echo "${DELETED_ARRAY[*]}" | sed 's/  */'"$INPUT_SEPARATOR"'/g')
+            MODIFIED=$(echo "${MODIFIED_ARRAY[*]}" | sed 's/  */'"$INPUT_SEPARATOR"'/g')
+            RENAMED=$(echo "${RENAMED_ARRAY[*]}" | sed 's/  */'"$INPUT_SEPARATOR"'/g')
+            CHANGED=$(echo "${CHANGED_ARRAY[*]}" | sed 's/  */'"$INPUT_SEPARATOR"'/g')
+            UNMERGED=$(echo "${UNMERGED_ARRAY[*]}" | sed 's/  */'"$INPUT_SEPARATOR"'/g')
+            UNKNOWN=$(echo "${UNKNOWN_ARRAY[*]}" | sed 's/  */'"$INPUT_SEPARATOR"'/g')
+            ALL_CHANGED=$(echo "${ALL_CHANGED_ARRAY[*]}" | sed 's/  */'"$INPUT_SEPARATOR"'/g')
+            ALL_MODIFIED_FILES=$(echo "${ALL_MODIFIED_FILES_ARRAY[*]}" | sed 's/  */'"$INPUT_SEPARATOR"'/g')
           fi
         fi