diff --git a/flake.nix b/flake.nix
index 49e860ed..52fdc10b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -26,7 +26,7 @@
         file = ./rust-toolchain.toml;
 
         # See also `rust-toolchain.toml`
-        sha256 = "sha256-X/4ZBHO3iW0fOenQ3foEvscgAPJYl2abspaBThDOukI=";
+        sha256 = "sha256-KUm16pHj+cRedf8vxs/Hd2YWxpOrWZ7UOrwhILdSJBU=";
       };
 
       mkScope = pkgs: pkgs.lib.makeScope pkgs.newScope (self: {