diff --git a/pkgs/by-name/uv/uv/package.nix b/pkgs/by-name/uv/uv/package.nix
index 39ca6935e304..731cfe04d77d 100644
--- a/pkgs/by-name/uv/uv/package.nix
+++ b/pkgs/by-name/uv/uv/package.nix
@@ -4,6 +4,9 @@
   rustPlatform,
   fetchFromGitHub,
 
+  # buildInputs
+  rust-jemalloc-sys,
+
   # nativeBuildInputs
   cmake,
   installShellFiles,
@@ -29,6 +32,10 @@ rustPlatform.buildRustPackage rec {
   useFetchCargoVendor = true;
   cargoHash = "sha256-dop61TB9w2r+our4DiKzPvw9lI07cx9bT0Ujtvhko1E=";
 
+  buildInputs = [
+    rust-jemalloc-sys
+  ];
+
   nativeBuildInputs = [
     cmake
     installShellFiles