diff -r 8feb5da6f2fb src/video/x11/SDL_x11window.c
--- a/src/video/x11/SDL_x11window.c	Tue Oct 30 20:11:02 2018 +0300
+++ b/src/video/x11/SDL_x11window.c	Wed May 29 21:32:11 2019 -0400
@@ -785,9 +785,24 @@
 {
     SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
     Display *display = data->videodata->display;
+    unsigned int childCount;
+    Window childReturn, root, parent;
+    Window* children;
+    XWindowAttributes attrs;
 
+    /*Attempt to move the window*/
     X11_XMoveWindow(display, data->xwindow, window->x - data->border_left, window->y - data->border_top);
     X11_XFlush(display);
+
+    /*If the window is not moved, then the coordinates on the window structure are out of sync, so we
+      update them here. */
+    X11_XQueryTree(display, data->xwindow, &root, &parent, &children, &childCount);
+    X11_XGetWindowAttributes(display, data->xwindow, &attrs);
+    X11_XTranslateCoordinates(display,
+                              parent, DefaultRootWindow(display),
+                              attrs.x, attrs.y,
+                              &window->x, &window->y,
+                              &childReturn);
 }
 
 void