diff --git a/pkgs/development/r-modules/default.nix b/pkgs/development/r-modules/default.nix
index fc8894900dc4..b8e89d6d267d 100644
--- a/pkgs/development/r-modules/default.nix
+++ b/pkgs/development/r-modules/default.nix
@@ -589,7 +589,10 @@ let
     leidenAlg = [ pkgs.gmp.dev ];
     Libra = [ pkgs.gsl ];
     libstable4u = [ pkgs.gsl ];
-    heck = [ pkgs.cargo ];
+    heck = with pkgs; [
+      cargo
+      rustc
+    ];
     LOMAR = [ pkgs.gmp.dev ];
     littler = [ pkgs.libdeflate ];
     lpsymphony = with pkgs; [