diff --git a/sys/arm/at91/at91_st.c b/sys/arm/at91/at91_st.c
index 10cccc33e87a..3d4c7fdf54a0 100644
--- a/sys/arm/at91/at91_st.c
+++ b/sys/arm/at91/at91_st.c
@@ -79,7 +79,7 @@ static struct timecounter at91st_timecounter = {
 #endif
 	32768, /* frequency */
 	"AT91RM9200 timer", /* name */
-	0 /* quality */
+	1000 /* quality */
 };
 
 static int