diff --git a/action.yml b/action.yml
index 13c866e..baab54d 100644
--- a/action.yml
+++ b/action.yml
@@ -87,7 +87,7 @@ runs:
       id: generate-sbom-predicate
       with:
         sbom-path: ${{ inputs.sbom-path || steps.sbom-output.outputs.path }}
-    - uses: actions/attest@main
+    - uses: actions/attest@14e407ca15f1b08f4869fc058b059f7f1e434df6 # v0.1.0
       id: attest
       with:
         subject-path: ${{ inputs.subject-path }}