diff --git a/.github/workflows/publish_images.yml b/.github/workflows/publish_images.yml
index 4f01f6b7..dbf6a68d 100644
--- a/.github/workflows/publish_images.yml
+++ b/.github/workflows/publish_images.yml
@@ -50,7 +50,7 @@ jobs:
             type=ref,event=pr
             type=semver,pattern={{version}}
             type=semver,pattern={{major}}.{{minor}}
-            type=sha,prefix={{ref_name}}-
+            type=sha,prefix=sha-
             type=raw,value=latest,enable={{is_default_branch}}
 
       - name: Build and push Docker image