diff --git a/common/locale/en-US/messages.properties b/common/locale/en-US/messages.properties
index c4524079..46fce503 100644
--- a/common/locale/en-US/messages.properties
+++ b/common/locale/en-US/messages.properties
@@ -71,8 +71,6 @@ command.sanitize.privateMode = Cannot sanitize items in private mode
 command.set.numberRequired-2 = E521: Number required after =: %S=%S
 command.set.errorParsing-1 = Error parsing :set command: %S
 command.set.unknownOption-1 = E518: Unknown option: %S
-# TODO: use generic builtin message?
-command.style.cantChangeBuiltin = Cannot modify styles in the builtin group
 
 dactyl.parsingCommandLine-1 = Parsing command line options: %S
 dactyl.notCommand-2 = E492: Not a %S command: %S
@@ -83,7 +81,7 @@ dactyl.commandlineOpts-1 = Command-line options: %S
 dactyl.noRCFile = No user RC file found
 dactyl.initialized-1 = %S fully initialized
 dactyl.sourced-1 = Sourced: %S
-dactyl.prompt.openMany-1 = "This will open %S new tabs. Would you like to continue? (yes/[no]):
+dactyl.prompt.openMany-1 = This will open %S new tabs. Would you like to continue? (yes/[no]):
 
 dialog.notAvailable-1 = Dialog %S not available
 
@@ -101,8 +99,8 @@ event.error-2 = Processing %S event: %S
 event.nothingToPass = No events to pass
 
 finder.notFound-1 = E486: Pattern not found: %S
-finder.atTop = find hit TOP, continuing at BOTTOM
-finder.atBottom = find hit BOTTOM, continuing at TOP
+finder.atTop = Find hit TOP, continuing at BOTTOM
+finder.atBottom = Find hit BOTTOM, continuing at TOP
 
 group.cantChangeBuiltin-1 = Cannot change %S in the builtin group
 group.cantModifyBuiltin = Cannot modify builtin group
@@ -115,7 +113,7 @@ help.dontPanic = E478: Don't panic!
 help.noFile-1 = Sorry, help file %S not found
 help.noTopic-1 = Sorry, no help for %S
 
-hints.noMatcher-1 = Invalid hintmatching type: %S
+hints.noMatcher-1 = Invalid 'hintmatching' type: %S
 
 history.noMatching-1 = No history matching %S
 history.none = No history set
@@ -202,6 +200,7 @@ save.invalidDestination-1 = Invalid destination: %S
 status.link-1 = Link: %S
 
 style.none = No style found
+style.styles = styles
 
 time.total-1 = Total time: %S
 
@@ -233,7 +232,7 @@ error.nullComputedStyle-1 = Computed style is null: %S
 error.syntaxError = Syntax error
 error.charsOutsideRange-1 = Character list outside the range %S
 error.invalidCharRange = Invalid character range: %S
-error.notWriteable-1 = Could not write to %S: %S
+error.notWriteable-2 = Could not write to %S: %S
 
 warn.deprecated-2 = %S is deprecated: Please use %S instead.
 warn.notDefaultBranch-2 = You are running %S from a testing branch: %S. Please do not report errors which do not also occur in the default branch.
diff --git a/common/modules/styles.jsm b/common/modules/styles.jsm
index d143cf34..027373f4 100644
--- a/common/modules/styles.jsm
+++ b/common/modules/styles.jsm
@@ -556,7 +556,7 @@ var Styles = Module("Styles", {
                     styles.list(window.content, filter, args["-name"], args.explicitOpts["-group"] ? [args["-group"]] : null);
                 else {
                     util.assert(args["-group"].modifiable && args["-group"].hive.modifiable,
-                                _("command.style.cantChangeBuiltin"));
+                                _("group.cantChangeBuiltin", _("style.styles")));
 
                     if (args["-append"]) {
                         let sheet = args["-group"].get(args["-name"]);