diff --git a/.github/workflows/build-test.yaml b/.github/workflows/build-test.yaml
index 19fee2c5b8..7a81b8c5bc 100644
--- a/.github/workflows/build-test.yaml
+++ b/.github/workflows/build-test.yaml
@@ -274,7 +274,8 @@ jobs:
 
       - uses: actions/setup-go@v3
         with:
-          go-version: '1.20.x'
+          go-version: '^1.20.0'
+          cache: true
 
       - name: template melange and apko configs
         run: |
@@ -282,11 +283,23 @@ jobs:
           envsubst "${GIT_TAG}" < deploy/melange.yaml.tmpl > deploy/melange.yaml
           envsubst "${GIT_TAG}" < deploy/apko.yaml.tmpl > deploy/apko.yaml
 
-      - uses: chainguard-dev/actions/melange-build@main
-        with:
-          config: deploy/melange.yaml
-          archs: x86_64
-          sign-with-temporary-key: true
+      # use chainguard-dev/actions/melange-build@main action below instead when caching support is added
+      - name: set up melange
+        uses: chainguard-dev/actions/setup-melange@main
+
+      - name: build with melange
+        run: |
+          melange build \
+            --config deploy/melange.yaml \
+            --archs x86_64 \
+            --signing-key ${{ github.workspace }}/melange.rsa \
+            --cache-dir "$(go env GOMODCACHE)"
+
+      # - uses: chainguard-dev/actions/melange-build@main
+      #   with:
+      #     config: deploy/melange.yaml
+      #     archs: x86_64
+      #     sign-with-temporary-key: true
 
       - uses: chainguard-images/actions/apko-publish@main
         with: