diff --git a/src/nm-device-wifi.c b/src/nm-device-wifi.c
index 3c33be6d2e..56e63565c3 100644
--- a/src/nm-device-wifi.c
+++ b/src/nm-device-wifi.c
@@ -1128,6 +1128,7 @@ manf_defaults[] = {
 	"o2DSL",
 	"WLAN",
 	"ALICE-WLAN",
+	"Speedport W 501V",
 };
 
 #define ARRAY_SIZE(a)  (sizeof (a) / sizeof (a[0]))