diff --git a/pkgs/development/tools/rust/cargo-update/default.nix b/pkgs/development/tools/rust/cargo-update/default.nix
index 986f705455c6..c27c3e0e7572 100644
--- a/pkgs/development/tools/rust/cargo-update/default.nix
+++ b/pkgs/development/tools/rust/cargo-update/default.nix
@@ -16,14 +16,14 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "cargo-update";
-  version = "13.3.0";
+  version = "13.4.0";
 
   src = fetchCrate {
     inherit pname version;
-    sha256 = "sha256-owiMVeH7m4LoM8c4qjLyFx3v/+Flzt+C+O8qEuXazvc=";
+    sha256 = "sha256-/9igT1/3ck8Roy2poq1urf+cLblentOB7S9Hh6uqIEw=";
   };
 
-  cargoHash = "sha256-WtNH62DBo6WFOUcHnZxn0Jco4SUmhO0+1wXPRB2wxic=";
+  cargoHash = "sha256-pdWVp9+CLnNO7+U0a8WXWHZ+EeGNYx9J7WWAI1MTDvc=";
 
   nativeBuildInputs = [
     cmake