diff -r ff43e9bf3cea gui-x11/x11.c
--- a/gui-x11/x11.c	Wed Oct 03 19:29:18 2018 +0200
+++ b/gui-x11/x11.c	Tue Feb 19 21:05:26 2019 +0100
@@ -26,6 +26,7 @@
 #include <X11/StringDefs.h>
 #include <X11/keysym.h>
 #include <X11/XKBlib.h>
+#include <X11/extensions/XTest.h>
 #include "keysym2ucs.h"
 
 #undef	Font
@@ -132,6 +133,7 @@
 static	int		xscreendepth;
 static	XDisplay*	xkmcon;	/* used only in xproc */
 static	XDisplay*	xsnarfcon;	/* used holding clip.lk */
+static	Point		orgpt;
 
 static	int	putsnarf, assertsnarf;
 
@@ -212,7 +214,7 @@
 mouseset(Point xy)
 {
 	qlock(&drawlock);
-	XWarpPointer(xdisplay, None, xdrawable, 0, 0, 0, 0, xy.x, xy.y);
+	XTestFakeMotionEvent(xdisplay, -1, orgpt.x+xy.x, orgpt.y+xy.y, CurrentTime);
 	XFlush(xdisplay);
 	qunlock(&drawlock);
 }
@@ -654,9 +656,14 @@
 static void
 xresize(XEvent *e)
 {
+	XConfigureEvent *xe;
+	
 	if(e->type != ConfigureNotify)
 		return;
-	screenresize(Rect(0, 0, ((XConfigureEvent*)e)->width, ((XConfigureEvent*)e)->height));
+	xe = (XConfigureEvent*)e;
+	screenresize(Rect(0, 0, xe->width, xe->height));
+	orgpt.x = xe->x;
+	orgpt.y = xe->y;
 }
 
 static void