diff --git a/templates/rust-monorepo/flake.nix b/templates/rust-monorepo/flake.nix
index 394ac4e..e5f373e 100644
--- a/templates/rust-monorepo/flake.nix
+++ b/templates/rust-monorepo/flake.nix
@@ -3,7 +3,7 @@
     naersk.url = "github:nix-community/naersk/master";
     nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
     utils.url = "github:numtide/flake-utils";
-    rust-overlay = "github:oxalica/rust-overlay";
+    rust-overlay.url = "github:oxalica/rust-overlay";
   };
 
   outputs = { self, nixpkgs, utils, naersk, rust-overlay }:
diff --git a/templates/rust/flake.nix b/templates/rust/flake.nix
index 394ac4e..e5f373e 100644
--- a/templates/rust/flake.nix
+++ b/templates/rust/flake.nix
@@ -3,7 +3,7 @@
     naersk.url = "github:nix-community/naersk/master";
     nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
     utils.url = "github:numtide/flake-utils";
-    rust-overlay = "github:oxalica/rust-overlay";
+    rust-overlay.url = "github:oxalica/rust-overlay";
   };
 
   outputs = { self, nixpkgs, utils, naersk, rust-overlay }: