diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 1986cff..4b4f65e 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -218,7 +218,7 @@ jobs:
           build-args: |
             BUILDTIME=${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.created'] }}
             VERSION=${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.version'] }}
-            REVISION=${{ github.event.pull_request.head.sha }}
+            REVISION=${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.revision'] }}
           cache-from: type=gha
           cache-to: type=gha,mode=max
           provenance: false