diff --git a/drivers/net/wireless/realtek/rtlwifi/wifi.h b/drivers/net/wireless/realtek/rtlwifi/wifi.h
index 2e7e04f91279..0f99e3446796 100644
--- a/drivers/net/wireless/realtek/rtlwifi/wifi.h
+++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h
@@ -2708,7 +2708,7 @@ struct rtl_c2hcmd {
 struct rtl_bssid_entry {
 	struct list_head list;
 	u8 bssid[ETH_ALEN];
-	u32 age;
+	unsigned long age;
 };
 
 struct rtl_scan_list {