diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 07bd401..b44b27e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,7 +29,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Setup Rust
-        uses: dtolnay/rust-toolchain
+        uses: dtolnay/rust-toolchain@master
         with:
           toolchain: ${{ matrix.toolchain }}
           targets: wasm32-unknown-unknown