diff --git a/action.yml b/action.yml
index 689b8aa6..1f46db48 100644
--- a/action.yml
+++ b/action.yml
@@ -123,6 +123,14 @@ runs:
           UNKNOWN=$(echo "$UNKNOWN" | sed -E 's/(${{ inputs.separator }})$//')
           ALL_CHANGED=$(echo "$ALL_CHANGED" | sed -E 's/(${{ inputs.separator }})$//')
           ALL_MODIFIED_FILES=$(echo "$ALL_MODIFIED_FILES" | sed -E 's/(${{ inputs.separator }})$//')
+          
+          SEP_INPUT_FILES=$(echo $INPUT_FILES || sed -E 's/ /(${{ inputs.separator }})/')
+          
+          if [[ $ALL_MODIFIED_FILES -eq $SEP_INPUT_FILES ]]; then
+            echo "::set-output name=has_changes::true"
+          else
+            echo "::set-output name=has_changes::false"
+          fi
 
           echo "::set-output name=added_files::$ADDED"
           echo "::set-output name=copied_files::$COPIED"