diff -up exo-0.10.2/exo-helper/helpers/firefox.desktop.in.in.orig exo-0.10.2/exo-helper/helpers/firefox.desktop.in.in
--- exo-0.10.2/exo-helper/helpers/firefox.desktop.in.in.orig 2015-02-28 15:58:04.285874076 +0200
+++ exo-0.10.2/exo-helper/helpers/firefox.desktop.in.in 2015-02-28 15:58:09.213831900 +0200
@@ -6,5 +6,5 @@ _Name=Mozilla Firefox
StartupNotify=false
X-XFCE-Binaries=firefox;firefox-gtk2;firefox-gtk;mozilla-firefox;
X-XFCE-Category=WebBrowser
-X-XFCE-Commands=%B -remote "openURL(about:blank,new-window)";%B;
-X-XFCE-CommandsWithParameter=%B -remote "openURL(%s)";%B %s;
+X-XFCE-Commands=%B "about:blank";%B;
+X-XFCE-CommandsWithParameter=%B "%s";%B %s;