--- a/toolkit/mozapps/installer/upload-files.mk
+++ b/toolkit/mozapps/installer/upload-files.mk
@@ -7,17 +7,17 @@ ifeq (cocoa,$(MOZ_WIDGET_TOOLKIT))
 MOZ_PKG_FORMAT  = DMG
 else
 ifeq (,$(filter-out WINNT, $(OS_ARCH)))
 MOZ_PKG_FORMAT  = ZIP
 else
 ifeq (,$(filter-out SunOS, $(OS_ARCH)))
    MOZ_PKG_FORMAT  = BZ2
 else
-   ifeq (,$(filter-out gtk3 qt, $(MOZ_WIDGET_TOOLKIT)))
+   ifeq (,$(filter-out gtk3, $(MOZ_WIDGET_TOOLKIT)))
       MOZ_PKG_FORMAT  = BZ2
    else
       ifeq (android,$(MOZ_WIDGET_TOOLKIT))
           MOZ_PKG_FORMAT = APK
       else
           MOZ_PKG_FORMAT = TGZ
       endif
    endif