--- a/MozillaFirefox/MozillaFirefox.spec	Fri Apr 28 19:40:59 2017 +0200
+++ b/MozillaFirefox/MozillaFirefox.spec	Fri Apr 28 19:49:33 2017 +0200
@@ -91,8 +91,8 @@
 BuildRequires:  xorg-x11-libXt-devel
 BuildRequires:  yasm
 BuildRequires:  zip
+BuildRequires:  pkgconfig(libffi)
 BuildRequires:  pkgconfig(libpulse)
-BuildRequires:  pkgconfig(libffi)
 %if 0%{?firefox_use_gtk3}
 BuildRequires:  pkgconfig(glib-2.0)
 BuildRequires:  pkgconfig(gobject-2.0)