diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b2f3212f4..51d94d0fc 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -138,7 +138,7 @@ jobs:
     strategy:
       matrix:
         os:
-          - ubuntu-18.04
+          - ubuntu-20.04
           - macos-latest
           - windows-latest
     runs-on: ${{ matrix.os }}