diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 6d7f0a0..798fe30 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -93,7 +93,7 @@ jobs:
           node-version: 20
           cache: yarn
       - name: Install
-        uses: dtolnay/rust-toolchain@stable
+        uses: dtolnay/rust-toolchain@nightly
         if: ${{ !matrix.settings.docker }}
         with:
           toolchain: stable