diff --git a/mcu-contrib/default.nix b/mcu-contrib/default.nix
index b536f10..bb35f6a 100644
--- a/mcu-contrib/default.nix
+++ b/mcu-contrib/default.nix
@@ -8,8 +8,8 @@ let
     "thumbv7em-none-eabihf"
   ];
   rustManifest = pkgs.fetchurl {
-    url = "https://static.rust-lang.org/dist/2023-12-07/channel-rust-stable.toml";
-    sha256 = "sha256-PjvuouwTsYfNKW5Vi5Ye7y+lL7SsWGBxCtBOOm2z14c=";
+    url = "https://static.rust-lang.org/dist/2024-06-13/channel-rust-stable.toml";
+    sha256 = "sha256-Ngiz76YP4HTY75GGdH2P+APE/DEIx2R/Dn+BwwOyzZU=";
   };
   rustChannelOfTargets = _channel: _date: targets:
     (pkgs.lib.rustLib.fromManifestFile rustManifest {