--- gtk+-3.22.19.orig/gdk/gdkseatdefault.c	2016-10-21 21:14:18.000000000 -0700
+++ gtk+-3.22.19.patched/gdk/gdkseatdefault.c	2017-04-27 00:58:37.342353127 -0700
@@ -43,7 +43,7 @@
                          GDK_ENTER_NOTIFY_MASK |                        \
                          GDK_LEAVE_NOTIFY_MASK |                        \
                          GDK_PROXIMITY_IN_MASK |                        \
-                         GDK_PROXIMITY_OUT_MASK)
+                         GDK_PROXIMITY_OUT_MASK | TOUCH_EVENTS)
 
 G_DEFINE_TYPE_WITH_PRIVATE (GdkSeatDefault, gdk_seat_default, GDK_TYPE_SEAT)
 
