diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index f94d2fb..8aea637 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -488,7 +488,7 @@ jobs:
           if [ "${{ github.ref }}" == "refs/heads/main" ]; then
             echo "tag=${{ needs.build-and-push.outputs.calver_tag }}" >> "$GITHUB_OUTPUT"
           else
-            echo "tag=${{ needs.build-and-push.outputs.sha_tag }}" >> "$GITHUB_OUTPUT"
+            echo "tag=sha-${GITHUB_SHA}" >> "$GITHUB_OUTPUT"
           fi
 
       - name: Update frontend image tag
@@ -503,7 +503,7 @@ jobs:
           if [ "${{ github.ref }}" == "refs/heads/main" ]; then
             echo "tag=${{ needs.build-and-push-receiptwitness.outputs.calver_tag }}" >> "$GITHUB_OUTPUT"
           else
-            echo "tag=${{ needs.build-and-push-receiptwitness.outputs.sha_tag }}" >> "$GITHUB_OUTPUT"
+            echo "tag=sha-${GITHUB_SHA}" >> "$GITHUB_OUTPUT"
           fi
 
       - name: Update receiptwitness image tag
@@ -518,7 +518,7 @@ jobs:
           if [ "${{ github.ref }}" == "refs/heads/main" ]; then
             echo "tag=${{ needs.build-and-push-api.outputs.calver_tag }}" >> "$GITHUB_OUTPUT"
           else
-            echo "tag=${{ needs.build-and-push-api.outputs.sha_tag }}" >> "$GITHUB_OUTPUT"
+            echo "tag=sha-${GITHUB_SHA}" >> "$GITHUB_OUTPUT"
           fi
 
       - name: Update api image tag
@@ -533,7 +533,7 @@ jobs:
           if [ "${{ github.ref }}" == "refs/heads/main" ]; then
             echo "tag=${{ needs.build-and-push-auth.outputs.calver_tag }}" >> "$GITHUB_OUTPUT"
           else
-            echo "tag=${{ needs.build-and-push-auth.outputs.sha_tag }}" >> "$GITHUB_OUTPUT"
+            echo "tag=sha-${GITHUB_SHA}" >> "$GITHUB_OUTPUT"
           fi
 
       - name: Update auth image tag
@@ -634,7 +634,7 @@ jobs:
           if [ "${{ github.ref }}" == "refs/heads/main" ]; then
             echo "tag=${{ needs.build-and-push.outputs.calver_tag }}" >> "$GITHUB_OUTPUT"
           else
-            echo "tag=${{ needs.build-and-push.outputs.sha_tag }}" >> "$GITHUB_OUTPUT"
+            echo "tag=sha-${GITHUB_SHA}" >> "$GITHUB_OUTPUT"
           fi
 
       - name: Update frontend image tag
@@ -649,7 +649,7 @@ jobs:
           if [ "${{ github.ref }}" == "refs/heads/main" ]; then
             echo "tag=${{ needs.build-and-push-receiptwitness.outputs.calver_tag }}" >> "$GITHUB_OUTPUT"
           else
-            echo "tag=${{ needs.build-and-push-receiptwitness.outputs.sha_tag }}" >> "$GITHUB_OUTPUT"
+            echo "tag=sha-${GITHUB_SHA}" >> "$GITHUB_OUTPUT"
           fi
 
       - name: Update receiptwitness image tag
@@ -664,7 +664,7 @@ jobs:
           if [ "${{ github.ref }}" == "refs/heads/main" ]; then
             echo "tag=${{ needs.build-and-push-api.outputs.calver_tag }}" >> "$GITHUB_OUTPUT"
           else
-            echo "tag=${{ needs.build-and-push-api.outputs.sha_tag }}" >> "$GITHUB_OUTPUT"
+            echo "tag=sha-${GITHUB_SHA}" >> "$GITHUB_OUTPUT"
           fi
 
       - name: Update api image tag
@@ -679,7 +679,7 @@ jobs:
           if [ "${{ github.ref }}" == "refs/heads/main" ]; then
             echo "tag=${{ needs.build-and-push-auth.outputs.calver_tag }}" >> "$GITHUB_OUTPUT"
           else
-            echo "tag=${{ needs.build-and-push-auth.outputs.sha_tag }}" >> "$GITHUB_OUTPUT"
+            echo "tag=sha-${GITHUB_SHA}" >> "$GITHUB_OUTPUT"
           fi
 
       - name: Update auth image tag