diff --git a/src/main.c b/src/main.c
index 63db08b..5bb23cb 100644
--- a/src/main.c
+++ b/src/main.c
@@ -5900,6 +5900,13 @@ int main(int argc, char *argv[])
     gdkdisplay = gdk_display_get_default();
     xdisplay = gdk_x11_display_get_xdisplay(gdkdisplay);
 
+#if GTK_CHECK_VERSION(3, 10, 0)
+    /* We need to be able to fully trust that the window and monitor sizes
+     * that GDK reports corresponds to the X ones, so we disable the automatic
+     * scale handling */
+    gdk_x11_display_set_window_scale(gdkdisplay, 1);
+#endif
+
     frame_window_atom = XInternAtom(xdisplay, DECOR_INPUT_FRAME_ATOM_NAME, FALSE);
     win_decor_atom = XInternAtom(xdisplay, DECOR_WINDOW_ATOM_NAME, FALSE);
     win_blur_decor_atom = XInternAtom(xdisplay, DECOR_BLUR_ATOM_NAME, FALSE);