diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 3c16b58..15e46e4 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -17,9 +17,9 @@ jobs:
       matrix:
         include:
           - { rust: stable,           os: ubuntu-latest }
-          - { rust: stable,           os: macos-latest }
-          - { rust: stable,           os: windows-latest }
-          - { rust: stable-i686-msvc, os: windows-latest }
+          #- { rust: stable,           os: macos-latest }
+          #- { rust: stable,           os: windows-latest }
+          #- { rust: stable-i686-msvc, os: windows-latest }
     steps:
       - uses: actions/checkout@v2
       - uses: hecrj/setup-rust-action@v1