diff --git a/application/palemoon/components/nsBrowserContentHandler.js b/application/palemoon/components/nsBrowserContentHandler.js
index 13ea9da12f..6a75b40f28 100644
--- a/application/palemoon/components/nsBrowserContentHandler.js
+++ b/application/palemoon/components/nsBrowserContentHandler.js
@@ -518,16 +518,16 @@ nsBrowserContentHandler.prototype = {
 #endif
   },
 
-  helpInfo : "  -browser                            Open a browser window.\n" +
-             "  -new-window <url>                   Open <url> in a new window.\n" +
-             "  -new-tab <url>                      Open <url> in a new tab.\n" +
-             "  -private-window <url>               Open <url> in a new private window.\n" +
+  helpInfo : "  --browser                                    Open a browser window.\n" +
+             "  --new-window <url>                           Open <url> in a new window.\n" +
+             "  --new-tab <url>                              Open <url> in a new tab.\n" +
+             "  --private-window <url>                       Open <url> in a new private window.\n" +
 #ifdef XP_WIN
-             "  -preferences                        Open Options dialog.\n" +
+             "  --preferences                                Open Options dialog.\n" +
 #else
-             "  -preferences                        Open Preferences dialog.\n" +
+             "  --preferences                                Open Preferences dialog.\n" +
 #endif
-             "  -search <term>                      Search <term> with your default search engine.\n",
+             "  --search <term>                              Search <term> with your default search engine.\n",
 
   /* nsIBrowserHandler */