diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 106ffb68..ce034802 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -31,7 +31,7 @@ jobs:
 
       - name: Setup Rust toolchain
         run: |
-          rustup toolchain install stable --profile minimal
+          rustup toolchain install nightly --profile minimal
           rustup component add rustfmt --toolchain nightly
 
       - name: Setup Rust cache