diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 16e00cfb3..491ca9d00 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -34,11 +34,11 @@ jobs:
       fail-fast: false
       matrix:
         #python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
-        python-version: ["3.10", "3.11"]
+        python-version: ["3.10"]
         platform: [
-          #{ os: "ubuntu-latest", python-architecture: "x64", rust-target: "x86_64-unknown-linux-gnu" },
+          { os: "ubuntu-latest", python-architecture: "x64", rust-target: "x86_64-unknown-linux-gnu" },
           #{ os: "macOS-13",   python-architecture: "x64", rust-target: "x86_64-apple-darwin" },
-          #{ os: "windows-latest", python-architecture: "x64", rust-target: "x86_64-pc-windows-msvc" },
+          { os: "windows-latest", python-architecture: "x64", rust-target: "x86_64-pc-windows-msvc" },
           { os: "windows-latest", python-architecture: "x86", rust-target: "i686-pc-windows-msvc" },
         ]
         # include:
@@ -74,7 +74,6 @@ jobs:
       - name: Test
         run: |
             pip install "numpy" ml_dtypes
-            $Env:RUST_BACKTRACE = 1
             cargo test --all-features --verbose -- --nocapture
         # Not on PyPy, because no embedding API
         if: ${{ !startsWith(matrix.python-version, 'pypy') }}