diff --git a/.github/workflows/label-pr-size.yaml b/.github/workflows/label-pr-size.yaml
index 9df05b5..af8a2b7 100644
--- a/.github/workflows/label-pr-size.yaml
+++ b/.github/workflows/label-pr-size.yaml
@@ -29,4 +29,4 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Label PR by size
-        uses: conforma/pr-size-label-action@v1.0.0
+        uses: conforma/pr-size-label-action@9bff907ec68d5dcee52ee8b6a62cf48cf9cf3e49 # v1.2.0