diff --git a/.github/workflows/pull_request.yaml b/.github/workflows/pull_request.yaml
index 039c00e..a1721ef 100644
--- a/.github/workflows/pull_request.yaml
+++ b/.github/workflows/pull_request.yaml
@@ -13,7 +13,7 @@ jobs:
       owner: ${{ github.repository_owner }}
       trivy-image-config: "trivy.yaml"
       multiarch-awareness: true
-      cache-action: ${{ (github.event_name == 'push') && 'save' || 'restore' }}
+      cache-action: 'skip' # ${{ (github.event_name == 'push') && 'save' || 'restore' }}
       arch-skipping-maximize-build-space: '["arm64"]'
       platform-labels: '{"arm64": ["self-hosted", "Linux", "ARM64", "jammy"]}'
       enabled-ubuntu-pro-features: "fips-updates"
diff --git a/metallb/v0.15.3/speaker/rockcraft.yaml b/metallb/v0.15.3/speaker/rockcraft.yaml
index aa1b85b..3f6a4cf 100644
--- a/metallb/v0.15.3/speaker/rockcraft.yaml
+++ b/metallb/v0.15.3/speaker/rockcraft.yaml
@@ -10,7 +10,6 @@ base: bare
 build-base: ubuntu@22.04
 platforms:
   amd64:
-  arm64:
 
 entrypoint-service: speaker
 services:
@@ -27,13 +26,16 @@ parts:
       - openssl # now automatically selected from fips-preview
 
   speaker:
-    plugin: go
+    plugin: nil
     source-type: git
     source: https://github.com/metallb/metallb
     source-tag: v0.15.3
     source-depth: 1
+    disable-parallel: true
+    build-snaps:
+      - go/1.25-fips/stable
     override-build: |
-      snap refresh go --channel 1.25-fips/stable
+      go version
 
       GIT_COMMIT=`git rev-parse HEAD`
       # We'll use the tag name.