diff --git a/pkgs/tools/nix/nix-init/default.nix b/pkgs/tools/nix/nix-init/default.nix
index 1e24de6d1961..a50a7fc1a0d1 100644
--- a/pkgs/tools/nix/nix-init/default.nix
+++ b/pkgs/tools/nix/nix-init/default.nix
@@ -18,23 +18,23 @@
 }:
 
 let
-  get-nix-license = import ./get-nix-license.nix {
+  get-nix-license = import ./get_nix_license.nix {
     inherit lib writeText;
   };
 in
 
 rustPlatform.buildRustPackage rec {
   pname = "nix-init";
-  version = "0.2.4";
+  version = "0.3.0";
 
   src = fetchFromGitHub {
     owner = "nix-community";
     repo = "nix-init";
     rev = "v${version}";
-    hash = "sha256-VP0UwJhiY6gDF3tBI1DOW0B4XAl9CzTHzgIP68iF4VM=";
+    hash = "sha256-YUstBO+iznr0eJYVJdNQ2BjDhvviRQuojhT9IlTuR0k=";
   };
 
-  cargoHash = "sha256-x1zRQGWN2NOvDDrQgkeObf6eNoCGMSw3DVgwVqfbI48=";
+  cargoHash = "sha256-OAgEzf+EyrwjNa40BwPwSNZ4lhEH93YxCbPJJ3r7oSQ=";
 
   nativeBuildInputs = [
     curl
@@ -64,7 +64,7 @@ rustPlatform.buildRustPackage rec {
 
   postPatch = ''
     mkdir -p data
-    ln -s ${get-nix-license} data/get-nix-license.rs
+    ln -s ${get-nix-license} data/get_nix_license.rs
   '';
 
   preBuild = ''
diff --git a/pkgs/tools/nix/nix-init/get-nix-license.nix b/pkgs/tools/nix/nix-init/get_nix_license.nix
similarity index 97%
rename from pkgs/tools/nix/nix-init/get-nix-license.nix
rename to pkgs/tools/nix/nix-init/get_nix_license.nix
index 2aa514bd3465..0e67fb5e044c 100644
--- a/pkgs/tools/nix/nix-init/get-nix-license.nix
+++ b/pkgs/tools/nix/nix-init/get_nix_license.nix
@@ -48,7 +48,7 @@ let
       (attrNames deprecatedAliases);
 
     "invalid aliases" = attrNames (filterAttrs
-      (k: v: licenses.${v}.deprecated or true)
+      (_: v: licenses.${v}.deprecated or true)
       deprecatedAliases);
   };