diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 75585c0..8613b2c 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -18,6 +18,7 @@ jobs:
         os: [ubuntu-latest, macos-latest, windows-latest]
         gap-version:
           - 'devel'
+          - '4.16'
           - '4.15'
           - '4.14'
           - '4.13'
diff --git a/README.md b/README.md
index 4867654..ff38921 100644
--- a/README.md
+++ b/README.md
@@ -46,7 +46,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: gap-actions/setup-gap@v3
       - uses: gap-actions/install-pkg@v1
         with: