diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 9fe584f..b0534b6 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -16,7 +16,7 @@ jobs:
           - binary:1.6.12
           # - devel
         os:
-          - ubuntu-18.04
+          - ubuntu-20.04
           - macOS-latest
           - windows-latest
     steps: