diff --git a/src/ap/dhcp_snoop.c b/src/ap/dhcp_snoop.c
index b9a36d760..6d8c2f4be 100644
--- a/src/ap/dhcp_snoop.c
+++ b/src/ap/dhcp_snoop.c
@@ -154,4 +154,5 @@ int dhcp_snoop_init(struct hostapd_data *hapd)
 void dhcp_snoop_deinit(struct hostapd_data *hapd)
 {
 	l2_packet_deinit(hapd->sock_dhcp);
+	hapd->sock_dhcp = NULL;
 }
diff --git a/src/ap/ndisc_snoop.c b/src/ap/ndisc_snoop.c
index 3c086bfc7..4d6a92e08 100644
--- a/src/ap/ndisc_snoop.c
+++ b/src/ap/ndisc_snoop.c
@@ -182,4 +182,5 @@ int ndisc_snoop_init(struct hostapd_data *hapd)
 void ndisc_snoop_deinit(struct hostapd_data *hapd)
 {
 	l2_packet_deinit(hapd->sock_ndisc);
+	hapd->sock_ndisc = NULL;
 }