diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index 212290d..83c6301 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -43,7 +43,7 @@ jobs:
           modulenames="chipseq gwas"
           echo "modulenames=$modulenames" >> $GITHUB_OUTPUT
           # echo $modulenames | tr ' ' '\n' | sed 's/^/type=gha,scope=builder-/' | paste -s 
-          echo "matrix={\"include\":$(jq --compact-output --null-input '$ARGS.positional' --args -- $modulenames)}" >> $GITHUB_OUTPUT
+          echo "matrix={\"include\":$(echo $modulenames | jq -R 'split(" ") | map({modulename: .})')}" >> $GITHUB_OUTPUT
 
   build-module-images:
     runs-on: ubuntu-latest
@@ -73,6 +73,7 @@ jobs:
         uses: docker/metadata-action@v4
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+      
       - name: prune
         run: docker system prune -af
 
@@ -83,7 +84,7 @@ jobs:
           context: .
           file: Dockerfile
           push: false
-          tags: ${{ steps.meta.outputs.tags }} # TODO: do we need this?
+          #tags: ${{ steps.meta.outputs.tags }} # TODO: do we need this?
           cache-to: type=gha,mode=max
           target: builder
           builder-args: |
@@ -115,6 +116,7 @@ jobs:
         uses: docker/metadata-action@v4
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+      
       - name: prune
         run: docker system prune -af
 
@@ -140,4 +142,4 @@ jobs:
           labels: ${{ steps.meta.outputs.labels }}
           cache-from: type=gha
           cache-to: type=gha,mode=max
-          target: primary
+          target: primary
\ No newline at end of file