diff --git a/flake.nix b/flake.nix
index 934a55b..9487bdf 100644
--- a/flake.nix
+++ b/flake.nix
@@ -49,7 +49,7 @@
               pkg-config
             ];
 
-            RUST_SRC_PATH = pkgs.rust-bin.stable.latest.rust-std;
+            RUST_SRC_PATH = "${pkgs.rust-bin.stable.latest.rust-src}/lib/rustlib/src/rust/library";
           };
         });
 }