diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index df3afbc826..7d30ce8063 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,7 +9,7 @@ jobs:
     name: tests
     strategy:
       matrix:
-        os: [ubuntu-18.04, macos-latest, windows-latest]
+        os: [ubuntu-18.04, macos-latest, windows-2019]
         channel: [beta, nightly]
       fail-fast: false
     runs-on: ${{ matrix.os }}