diff --git a/.github/workflows/iriscast_package_build.yaml b/.github/workflows/iriscast_package_build.yaml
index f33983b2..67dc17e2 100644
--- a/.github/workflows/iriscast_package_build.yaml
+++ b/.github/workflows/iriscast_package_build.yaml
@@ -11,7 +11,7 @@ on:
 
 jobs:
   test_and_lint:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     strategy:
       matrix:
         python-version: ["3.x", "3.10", "3.6.8"]