diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index b5f0dec..5550fee 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -16,11 +16,11 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [windows-2022, windows-2019, ubuntu-18.04, ubuntu-20.04]
+        os: [windows-2022, windows-2019, ubuntu-20.04, ubuntu-22.04]
         php-version: [7.4, 8.0]
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
 
     - name: Setup PHP
       uses: shivammathur/setup-php@v2
diff --git a/README.md b/README.md
index d1e55bb..4845a43 100644
--- a/README.md
+++ b/README.md
@@ -6,8 +6,8 @@
 |:---:|:---:|
 | Windows 2016 | 7.4, 8.0 |
 | Windows 2019 | 7.4, 8.0 |
-| Ubuntu 18.04 | 7.4, 8.0 |
 | Ubuntu 20.04 | 7.4, 8.0 |
+| Ubuntu 22.04 | 7.4, 8.0 |
 
 ## Getting Started