diff --git a/src/devices/nm-device.c b/src/devices/nm-device.c
index 36ad5fa80..1a6872dee 100644
--- a/src/devices/nm-device.c
+++ b/src/devices/nm-device.c
@@ -15344,7 +15344,7 @@ _get_generate_mac_address_mask_setting (NMDevice *self, NMConnection *connection
 	}
 
 	a = nm_config_data_get_connection_default (NM_CONFIG_GET_DATA,
-	                                           is_wifi ? "wifi.generate-mac-address-mask" : "ethernet.generate-mac-mac-address-mask",
+	                                           is_wifi ? "wifi.generate-mac-address-mask" : "ethernet.generate-mac-address-mask",
 	                                           self);
 	if (!a)
 		return NULL;