diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 4acf60c..1965e8e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -18,8 +18,6 @@ jobs:
       matrix:
         os:
         - ubuntu-latest
-        - windows-latest
-        - macos-latest
         cc:
         - gcc
         - clang