diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d22e236..4b9fb4c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,18 +1,19 @@
 name: CI
 on:
   push:
-    branches:
-      - main
-  pull_request:
-    branches:
-      - main
-      - next
+    branches-ignore:
+      - 'generated'
+      - 'codegen/**'
+      - 'integrated/**'
+      - 'stl-preview-head/**'
+      - 'stl-preview-base/**'
 
 jobs:
   lint:
     timeout-minutes: 10
     name: lint
-    runs-on: ubuntu-latest
+    runs-on: depot-ubuntu-24.04
+
     steps:
       - uses: actions/checkout@v4
 
@@ -26,7 +27,7 @@ jobs:
   test:
     timeout-minutes: 10
     name: test
-    runs-on: ubuntu-latest
+    runs-on: depot-ubuntu-24.04
     steps:
       - uses: actions/checkout@v4