diff --git a/sys/ximage/ximagesink.c b/sys/ximage/ximagesink.c
index 9176ca69d3..e9615a2942 100644
--- a/sys/ximage/ximagesink.c
+++ b/sys/ximage/ximagesink.c
@@ -558,7 +558,7 @@ static void
 gst_x_image_sink_handle_xevents (GstXImageSink * ximagesink)
 {
   XEvent e;
-  guint pointer_x = 0, pointer_y = 0;
+  gint pointer_x = 0, pointer_y = 0;
   gboolean pointer_moved = FALSE;
   gboolean exposed = FALSE, configured = FALSE;
 
diff --git a/sys/xvimage/xvimagesink.c b/sys/xvimage/xvimagesink.c
index 4ca0c11352..72ff5745ef 100644
--- a/sys/xvimage/xvimagesink.c
+++ b/sys/xvimage/xvimagesink.c
@@ -407,7 +407,7 @@ static void
 gst_xv_image_sink_handle_xevents (GstXvImageSink * xvimagesink)
 {
   XEvent e;
-  guint pointer_x = 0, pointer_y = 0;
+  gint pointer_x = 0, pointer_y = 0;
   gboolean pointer_moved = FALSE;
   gboolean exposed = FALSE, configured = FALSE;