diff --git a/flake.nix b/flake.nix
index c0d3686..cc57f2f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -41,7 +41,7 @@
 
         # Used by `nix develop`
         devShells.default = pkgs.mkShell rec {
-          buildInputs = with pkgs.toolchain; [
+          buildInputs = with toolchain; [
             cargo rustc rust-src clippy rustfmt # rust components
           ];
           # Specify the rust-src path (many editors rely on this)