diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fce20229..fabbbb0c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,6 +25,7 @@ jobs:
       - name: Setup Rust
         uses: dtolnay/rust-toolchain@stable
         with:
+          toolchain: 1.81.0
           components: rustfmt, clippy
 
       - name: Check formatting