diff --git a/questd/src/questd.c b/questd/src/questd.c
index 450d3d0b2..541eb5c12 100644
--- a/questd/src/questd.c
+++ b/questd/src/questd.c
@@ -424,6 +424,8 @@ wireless_assoclist()
 	int j = 0;
 	int rssi = 0;
 
+	memset(stas, '\0', sizeof(stas));
+
 	for (i = 0; wireless[i].device; i++) {
 		if (wireless[i].noise > -60) {
 			usleep(10000);