1 files changed, 2 insertions, 2 deletions
diff --git a/nixos/modules/services/misc/ihaskell.nix b/nixos/modules/services/misc/ihaskell.nix
index ff5709922e61..4782053c4fb8 100644
--- a/nixos/modules/services/misc/ihaskell.nix
+++ b/nixos/modules/services/misc/ihaskell.nix
@@ -30,10 +30,10 @@ in
             haskellPackages.lens
           ]
         '';
-        description = ''
+        description = lib.mdDoc ''
           Extra packages available to ghc when running ihaskell. The
           value must be a function which receives the attrset defined
-          in <varname>haskellPackages</varname> as the sole argument.
+          in {var}`haskellPackages` as the sole argument.
         '';
       };
     };