diff --git a/.github/workflows/check.yaml b/.github/workflows/check.yaml
index b2f6f15..4970d94 100644
--- a/.github/workflows/check.yaml
+++ b/.github/workflows/check.yaml
@@ -43,8 +43,8 @@ jobs:
 
       - name: Install toolchain
         run: |
-          rustup toolchain install 1.79.0
-          rustup default 1.79.0
+          rustup toolchain install 1.81.0
+          rustup default 1.81.0
           rustup component add clippy
 
       - name: Setup Rust cache