diff --git a/README.md b/README.md
index 9d90bce..9f02e0f 100644
--- a/README.md
+++ b/README.md
@@ -45,7 +45,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - id: string
-        uses: ASzc/change-string-case-action@v2
+        uses: ASzc/change-string-case-action@v5
         with:
           string: XyZzY
       - id: step2