diff --git a/system/options.nix b/system/options.nix
index e5c64fa96b0..fe3a1fc3800 100644
--- a/system/options.nix
+++ b/system/options.nix
@@ -1232,9 +1232,11 @@
         };
 	minSpeed = mkOption {
 	  default = "0.06";
+          description = "TODO";
 	};
 	maxSpeed = mkOption {
 	  default = "0.12";
+          description = "TODO";
 	};
       };