diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6509501..4acf60c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -17,8 +17,9 @@ jobs:
     strategy:
       matrix:
         os:
-        - ubuntu-18.04
-        - ubuntu-20.04
+        - ubuntu-latest
+        - windows-latest
+        - macos-latest
         cc:
         - gcc
         - clang