diff --git a/flake.nix b/flake.nix
index 91bcf6e..6c858b1 100644
--- a/flake.nix
+++ b/flake.nix
@@ -42,7 +42,7 @@
 
       rustStable = (import fenix {inherit pkgs;}).fromToolchainFile {
         file = ./rust-toolchain.toml;
-        sha256 = "sha256-e4mlaJehWBymYxJGgnbuCObVlqMlQSilZ8FljG9zPHY=";
+        sha256 = "sha256-+syqAd2kX8KVa8/U2gz3blIQTTsYYt3U63xBWaGOSc8=";
       };
 
       craneLib = (crane.mkLib pkgs).overrideToolchain rustStable;
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 91f50b4..a5b0afc 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,5 +1,5 @@
 [toolchain]
-channel = "1.76.0"
+channel = "1.77.0"
 components = ["clippy", "rustfmt", "rust-src"]
 targets = ["x86_64-unknown-linux-gnu"]
 profile = "minimal"