diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 66c3f43ff7..9f2344d0d2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
   diff:
     runs-on: ubuntu-latest
     outputs:
-      diff: ${{ steps.diff.outputs.diff }}
+      pkgs: ${{ steps.diff.outputs.pkgs }}
     steps:
       - uses: actions/checkout@v3
       - uses: technote-space/get-diff-action@v6
@@ -31,13 +31,19 @@ jobs:
             y=$(echo $x | sed 's#projects/\(.*\)/[^/]*#\1#')
             RESULT="$RESULT $y"
           done
-          echo "diff=$RESULT" >> $GITHUB_OUTPUT
+          if [ -n "$RESULT" ]; then
+            RESULT="$(echo $RESULT | jq -R -s -c 'split(" ")')"
+          else
+            RESULT='["zlib.net"]'
+          fi
+          echo "pkgs=$RESULT" >> $GITHUB_OUTPUT
 
   build:
     needs: diff
-    name: ci ${{ matrix.platform.name }}
+    name: ci ${{ matrix.platform.name }} ${{matrix.pkg}}
     strategy:
       matrix:
+        pkg: ${{ fromJSON(needs.diff.outputs.pkgs) }}
         platform:
           - os: ["self-hosted", "macOS", "X64"]
             name: x64
@@ -66,7 +72,7 @@ jobs:
       - uses: pkgxdev/brewkit/build@v1
         id: build
         with:
-          pkg: ${{ needs.diff.outputs.diff || 'zlib.net' }}
+          pkg: ${{ matrix.pkg }}
 
       - uses: pkgxdev/brewkit/audit@v1
         if: steps.build.outputs.pkgspec