diff --git a/upstart-jobs/default.nix b/upstart-jobs/default.nix
index 9e2b8281fd8..23339a570ae 100644
--- a/upstart-jobs/default.nix
+++ b/upstart-jobs/default.nix
@@ -51,13 +51,13 @@ let
                     else if pathExists p2 then import p2 
                         else abort "service ${name} requested but there is no ${p}.nix or ${p}/default.nix file!";
           options = (jobFunc (args (abort "you can't use configV within options!"))).options;
-          errorWhere = "${name} of service ${builtins.toString path}";
+          errorWhere = name : "${name} of service ${builtins.toString path}";
           configV = name : if (__hasAttr name options ) then
                              let opt = (__getAttr name options ); # this config option description
                              in if (__hasAttr name thisConfig )
                                 then let v = (__getAttr name thisConfig); in if opt ? apply then opt.apply v else v
-                                else if opt ? default then opt.default else abort "you need to specify the configuration option ${errorWhere}"
-                           else abort "unkown option ${errorWhere}";
+                                else if opt ? default then opt.default else abort "you need to specify the configuration option ${errorWhere name}"
+                           else abort "unkown option ${errorWhere name}";
           checkConfig = (pkgs.lib.getAttr ["environment" "checkConfigurationOptions"] 
                   optionDeclarations.environment.checkConfigurationOptions.default
                   config);