diff --git a/pkgs/tools/misc/topgrade/default.nix b/pkgs/tools/misc/topgrade/default.nix
index 3b632348f263..8b037912a80d 100644
--- a/pkgs/tools/misc/topgrade/default.nix
+++ b/pkgs/tools/misc/topgrade/default.nix
@@ -10,16 +10,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "topgrade";
-  version = "14.0.1";
+  version = "15.0.0";
 
   src = fetchFromGitHub {
     owner = "topgrade-rs";
     repo = "topgrade";
     rev = "v${version}";
-    hash = "sha256-opTMV+OH8PR9SxBWj1o8xSngK0QdindDcXyd6TRjdvI=";
+    hash = "sha256-w3JsMUuARJ5UtA8Io3kzeNjXoa014YzyT8hHPwEgljQ=";
   };
 
-  cargoHash = "sha256-pgYrUZAxoyllQp1HuVhbLR3za+Gx0l8Z2/Zq/KCOKZg=";
+  cargoHash = "sha256-DEZlpt9mOy/BOnvkkINz2+q3hUx2aBSzBfOVxv43w6g=";
 
   nativeBuildInputs = [
     installShellFiles