diff --git a/pkgs/development/r-modules/default.nix b/pkgs/development/r-modules/default.nix
index 640cd50bfa95..a7033cffaa8d 100644
--- a/pkgs/development/r-modules/default.nix
+++ b/pkgs/development/r-modules/default.nix
@@ -571,6 +571,7 @@ let
     sparkwarc = [ pkgs.zlib.dev ];
     RoBMA = [ pkgs.jags ];
     rGEDI = with pkgs; [ libgeotiff.dev libaec zlib.dev hdf5.dev ];
+    rawrr = [ pkgs.mono ];
   };
 
   packagesRequiringX = [