diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 08acbd8..709cc7d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -22,7 +22,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: stable
+          toolchain: nightly
           override: true
       - uses: actions-rs/cargo@v1
         with: