diff --git a/.github/workflows/shadow_job.yml b/.github/workflows/shadow_job.yml
index aa261b6a..2dd6cc61 100644
--- a/.github/workflows/shadow_job.yml
+++ b/.github/workflows/shadow_job.yml
@@ -14,7 +14,7 @@ jobs:
       agp-versions: ${{ steps.build-agp-matrix.outputs.agp-versions }}
     steps:
       - id: agp-version-finder
-        uses: usefulness/agp-version-finder-action@v1
+        uses: usefulness/agp-version-finder-action@90844048a634a3fef57d3deba3cfe697f6fb001e # v1
       - id: build-agp-matrix
         run: echo 'agp-versions=["${{ steps.agp-version-finder.outputs.latest-stable }}", "${{ steps.agp-version-finder.outputs.latest-beta }}","${{ steps.agp-version-finder.outputs.latest-alpha }}"]' >> $GITHUB_OUTPUT