diff --git a/profiles/rust/default.nix b/profiles/rust/default.nix
index a661ac4..2d9374b 100644
--- a/profiles/rust/default.nix
+++ b/profiles/rust/default.nix
@@ -6,6 +6,7 @@
     cargo-crev
     cargo-watch
     cargo-fuzz
+    cargo-expand
   ];
   environment.variables.RUST_SRC_PATH = "${pkgs.fenix.latest.rust-src}/lib/rustlib/src/rust/library/";
 }