diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 07babac..c0b740e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -233,6 +233,7 @@ jobs:
         include:
           - os: ubuntu-18.04
           - os: ubuntu-20.04
+          - os: ubuntu-22.04
           - os: macos-10.15
 
     runs-on: ${{matrix.os}}
@@ -279,6 +280,7 @@ jobs:
         include:
           - os: ubuntu-18.04
           - os: ubuntu-20.04
+          - os: ubuntu-22.04
           - os: macos-10.15
 
     runs-on: ${{matrix.os}}
@@ -335,6 +337,7 @@ jobs:
         include:
           - os: ubuntu-18.04
           - os: ubuntu-20.04
+          - os: ubuntu-22.04
           - os: macos-10.15
 
     runs-on: ${{matrix.os}}