diff --git a/sys/dev/atkbdc/psm.c b/sys/dev/atkbdc/psm.c
index c077a68190e..608e4c58f0f 100644
--- a/sys/dev/atkbdc/psm.c
+++ b/sys/dev/atkbdc/psm.c
@@ -6094,8 +6094,10 @@ enable_synaptics(struct psm_softc *sc, enum probearg arg)
 		if (get_mouse_status(kbdc, status, 0, 3) != 3)
 			return (FALSE);
 
-		synhw.infoXupmm = status[0];
-		synhw.infoYupmm = status[2];
+		if (status[0] != 0 && (status[1] & 0x80) && status[2] != 0) {
+			synhw.infoXupmm = status[0];
+			synhw.infoYupmm = status[2];
+		}
 
 		if (verbose >= 2) {
 			printf("  Extended capabilities:\n");