diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 29ff759d..5e34f249 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -149,17 +149,21 @@ jobs:
       run:  |
         echo "registry_path=${{ steps.push.outputs.registry-paths }}"
         echo "digest=${{ steps.push.outputs.digest }}"
-        echo "${matrix.service}_digest=$digest\n" >> $GITHUB_OUTPUT
+        echo "${service}_digest=${digest}" >> $GITHUB_OUTPUT
       if: contains(fromJSON('["aries-endorser-db"]'), matrix.service)
+      env:
+        service: ${{ matrix.service }}
         
     - name: Display image results
       id: digest
       run: |
         echo 'imageid=${{ steps.docker_build.outputs.imageid }}'
         echo 'digest=${{ steps.docker_build.outputs.digest }}'
-        echo "${matrix.service}_digest=$digest\n" >> $GITHUB_OUTPUT
+        echo "${service}_digest=${digest}" >> $GITHUB_OUTPUT
       if: contains(fromJSON('["aries-endorser-agent","aries-endorser-backup","aries-endorser-api","aries-endorser-proxy"]'), matrix.service)
-
+      env:
+        service: ${{ matrix.service }}
+        
   deploy2dev:
     needs: build
     env: