diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c0931c685..4caac11cc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -30,7 +30,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
-      - uses: dtolnay/rust-toolchain@1.80.0
+      - uses: dtolnay/rust-toolchain@1.81.0
       - uses: Swatinem/rust-cache@v2
       - run: cargo test --workspace --no-run
       - run: cargo test --workspace --no-fail-fast
@@ -40,7 +40,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: dtolnay/rust-toolchain@1.80.0
+      - uses: dtolnay/rust-toolchain@1.81.0
         with:
           components: clippy, rustfmt
       - uses: Swatinem/rust-cache@v2
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 0042f9bfe..799b3520c 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -43,7 +43,7 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - uses: dtolnay/rust-toolchain@1.80.0
+    - uses: dtolnay/rust-toolchain@1.81.0
       with:
         target: ${{ matrix.target }}
 
diff --git a/flake.lock b/flake.lock
index 8ef55b72f..8b4b34af2 100644
--- a/flake.lock
+++ b/flake.lock
@@ -112,13 +112,13 @@
     "rust-manifest": {
       "flake": false,
       "locked": {
-        "narHash": "sha256-3EJkGxF108nDakQ5ZlSQezA8XJMIEk/c9aLDPAUfybM=",
+        "narHash": "sha256-tB9BZB6nRHDk5ELIVlGYlIjViLKBjQl52nC1avhcCwA=",
         "type": "file",
-        "url": "https://static.rust-lang.org/dist/channel-rust-1.80.1.toml"
+        "url": "https://static.rust-lang.org/dist/channel-rust-1.81.0.toml"
       },
       "original": {
         "type": "file",
-        "url": "https://static.rust-lang.org/dist/channel-rust-1.80.1.toml"
+        "url": "https://static.rust-lang.org/dist/channel-rust-1.81.0.toml"
       }
     },
     "systems": {
diff --git a/flake.nix b/flake.nix
index a23fda4ab..bbfe50821 100644
--- a/flake.nix
+++ b/flake.nix
@@ -10,7 +10,7 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
     rust-manifest = {
-      url = "https://static.rust-lang.org/dist/channel-rust-1.80.1.toml";
+      url = "https://static.rust-lang.org/dist/channel-rust-1.81.0.toml";
       flake = false;
     };
   };