diff --git a/pkgs/development/compilers/rust/rustfmt.nix b/pkgs/development/compilers/rust/rustfmt.nix
index 1ff36e71e82babd..e8c1edf7d8b256f 100644
--- a/pkgs/development/compilers/rust/rustfmt.nix
+++ b/pkgs/development/compilers/rust/rustfmt.nix
@@ -15,6 +15,11 @@ rustPlatform.buildRustPackage rec {
     rustPlatform.rust.rustc.llvm
   ] ++ lib.optional stdenv.isDarwin Security;
 
+  preFixup = lib.optionalString stdenv.isDarwin ''
+    install_name_tool -add_rpath "${rustPlatform.rust.rustc}/lib" "$out/bin/rustfmt"
+    install_name_tool -add_rpath "${rustPlatform.rust.rustc}/lib" "$out/bin/git-rustfmt"
+  '';
+
   # As of 1.0.0 and rustc 1.30 rustfmt requires a nightly compiler
   RUSTC_BOOTSTRAP = 1;