diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e412aa3..7bc64d8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,12 +1,12 @@
 name: CI
 on:
   push:
-    branches: [ main ]
+    branches: [ci-test]
 jobs:
   build:
     strategy:
       matrix:
-        os: [ubuntu-20.04, ubuntu-22.04, macos-11]
+        os: [ubuntu-22.04, ubuntu-24.04, macos-14]
         compiler: [gcc, clang]
         configure: [--disable-locale, --enable-locale]
     runs-on: ${{ matrix.os }}
@@ -19,7 +19,7 @@ jobs:
     - name: Make
       run: make
   scan:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
     - name: Install Coverity Scan
       run: |