diff --git a/wpa_supplicant/wps_supplicant.c b/wpa_supplicant/wps_supplicant.c
index 51d47c392..277201eac 100644
--- a/wpa_supplicant/wps_supplicant.c
+++ b/wpa_supplicant/wps_supplicant.c
@@ -2224,8 +2224,9 @@ struct wpabuf * wpas_wps_nfc_handover_req(struct wpa_supplicant *wpa_s, int cr)
 
 
 #ifdef CONFIG_WPS_NFC
-struct wpabuf * wpas_wps_er_nfc_handover_sel(struct wpa_supplicant *wpa_s,
-					     int ndef, const char *uuid)
+static struct wpabuf *
+wpas_wps_er_nfc_handover_sel(struct wpa_supplicant *wpa_s, int ndef,
+			     const char *uuid)
 {
 #ifdef CONFIG_WPS_ER
 	struct wpabuf *ret;