diff --git a/common/locale/en-US/messages.properties b/common/locale/en-US/messages.properties
index ae36efeb..1c8ecc01 100644
--- a/common/locale/en-US/messages.properties
+++ b/common/locale/en-US/messages.properties
@@ -31,10 +31,10 @@ command.noSuch = No such command
 command.noSuch-1 = No such command: %S
 command.noSuchUser-1 = No such user-defined command: %S
 command.notUseful-1 = This command is not useful in this version of %S
-command.invalidName-1 = "Invalid command name: %S
-command.invalidOpt-1 = "Invalid option: %S
-command.invalidOptArg-2 = "Invalid argument for option %S: %S
-command.invalidOptTypeArg-3 = "Invalid argument for %S option %S: %S
+command.invalidName-1 = Invalid command name: %S
+command.invalidOpt-1 = Invalid option: %S
+command.invalidOptArg-2 = Invalid argument for option %S: %S
+command.invalidOptTypeArg-3 = Invalid argument for %S option %S: %S
 command.parsing-1 = Error parsing arguments: %S
 
 command.colorscheme.notFound = E185: Cannot find color scheme %S