diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 4105973f6..7acdd8db4 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -97,7 +97,7 @@ jobs:
     strategy:
       matrix:
         os:
-          - ubuntu-16.04
+          - ubuntu-18.04
           - macos-latest
           - windows-latest
     runs-on: ${{ matrix.os }}