diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 05afda68..5e18b54b 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -34,7 +34,7 @@ jobs:
           submodules: recursive
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: "1.80.0"
+          toolchain: "1.81.0"
           components: clippy,rustfmt
       - uses: Swatinem/rust-cache@v2
       - name: Check
@@ -127,7 +127,7 @@ jobs:
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: "1.80.0"
+          toolchain: "1.81.0"
           targets: ${{ matrix.target }}
 
       - name: Install musl-gcc
diff --git a/rust-toolchain b/rust-toolchain
index aaceec04..dbd41264 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1 +1 @@
-1.80.0
+1.81.0