diff --git a/.github/actions/test/action.yml b/.github/actions/test/action.yml
deleted file mode 100644
index d639c18..0000000
--- a/.github/actions/test/action.yml
+++ /dev/null
@@ -1,8 +0,0 @@
-# https://docs.github.com/en/actions/creating-actions/creating-a-composite-action
-name: "Custom tests"
-description: "Run pre-commit hooks"
-runs:
-  using: "composite"
-  steps:
-    - uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3 # v5
-    - uses: pre-commit/action@2c7b3805fd2a0fd8c1884dcaebf91fc102a13ecd # v3.0.1
diff --git a/.github/workflows/flowzone.yml b/.github/workflows/flowzone.yml
index 4e43e73..efadb00 100644
--- a/.github/workflows/flowzone.yml
+++ b/.github/workflows/flowzone.yml
@@ -36,4 +36,10 @@ jobs:
         ghcr.io/klutchell/unbound,
         klutchell/unbound
       toggle_auto_merge: false
-      restrict_custom_actions: false
+      docker_runs_on: >
+        {
+          "linux/amd64": ["ubuntu-24.04"],
+          "linux/arm64": ["ubuntu-24.04-arm"],
+          "linux/arm/v7": ["ubuntu-24.04-arm"],
+          "linux/arm/v6": ["ubuntu-24.04-arm"]
+        }