diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 920db8dfc2..557e2ff220 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,13 +26,13 @@ jobs:
           # - windows-latest
         arch:
           - x64
-        # include:
-        #   - os: windows-latest
-        #     version: '1'
-        #     arch: x64
-        #   - os: macOS-latest
-        #     version: '1'
-        #     arch: x64
+        include:
+          - os: windows-latest
+            version: '1'
+            arch: x64
+          - os: macOS-latest
+            version: '1'
+            arch: x64
     steps:
       - uses: actions/checkout@v2
       - uses: julia-actions/setup-julia@v1