diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 82d89e5a..2d73ea8d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     container: centos:centos7
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install packages
         run: |
@@ -23,11 +23,11 @@ jobs:
           ./configure
           make
 
-  centos9:
+  el9:
     runs-on: ubuntu-latest
-    container: quay.io/centos/centos:stream9
+    container: almalinux:9
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install packages
         run: |
@@ -43,7 +43,7 @@ jobs:
   ubuntu2004:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install packages
         run: |