diff --git a/.github/workflows/ubuntu.yml b/.github/workflows/ubuntu.yml
index 620c0be..6ee4e5a 100644
--- a/.github/workflows/ubuntu.yml
+++ b/.github/workflows/ubuntu.yml
@@ -10,7 +10,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, ubuntu-18.04, ubuntu-20.04]
+        os: [ubuntu-latest, ubuntu-20.04, ubuntu-22.04]
     steps:
     - uses: actions/checkout@v2
     - uses: ./