diff --git a/src/NetworkManagerUtils.c b/src/NetworkManagerUtils.c
index 5b44cf625..f7a5f2326 100644
--- a/src/NetworkManagerUtils.c
+++ b/src/NetworkManagerUtils.c
@@ -1028,8 +1028,8 @@ nm_utils_is_uuid (const char *str)
 }
 
 char *
-nm_utils_new_vlan_name (const char *master_iface, guint32 vlan_id)
+nm_utils_new_vlan_name (const char *parent_iface, guint32 vlan_id)
 {
-	return g_strdup_printf ("%s.%d", master_iface, vlan_id);
+	return g_strdup_printf ("%s.%d", parent_iface, vlan_id);
 }
 
diff --git a/src/NetworkManagerUtils.h b/src/NetworkManagerUtils.h
index 9c5393ced..2474f6548 100644
--- a/src/NetworkManagerUtils.h
+++ b/src/NetworkManagerUtils.h
@@ -100,6 +100,6 @@ void nm_utils_complete_generic (NMConnection *connection,
 
 gboolean nm_utils_is_uuid (const char *str);
 
-char *nm_utils_new_vlan_name (const char *master_iface, guint32 vlan_id);
+char *nm_utils_new_vlan_name (const char *parent_iface, guint32 vlan_id);
 
 #endif /* NETWORK_MANAGER_UTILS_H */
diff --git a/src/nm-system.c b/src/nm-system.c
index 8c57defb9..a2c36226a 100644
--- a/src/nm-system.c
+++ b/src/nm-system.c
@@ -1788,7 +1788,7 @@ err_out_delete_vlan_with_new_name:
  * nm_system_add_vlan_iface:
  * @connection: the #NMConnection that describes the VLAN interface
  * @iface: the interface name of the new VLAN interface
- * @master_ifindex: the interface index of the new VLAN interface's master
+ * @parent_ifindex: the interface index of the new VLAN interface's master
  *  interface
  *
  * Add a VLAN device named @iface and specified in @connection.
@@ -1798,7 +1798,7 @@ err_out_delete_vlan_with_new_name:
 gboolean
 nm_system_add_vlan_iface (NMConnection *connection,
                           const char *iface,
-                          int master_ifindex)
+                          int parent_ifindex)
 {
 	NMSettingVlan *s_vlan;
 	int ret = -1;
@@ -1808,7 +1808,7 @@ nm_system_add_vlan_iface (NMConnection *connection,
 	guint32 vlan_flags = 0;
 	guint32 num, i, from, to;
 
-	g_return_val_if_fail (master_ifindex >= 0, FALSE);
+	g_return_val_if_fail (parent_ifindex >= 0, FALSE);
 
 	nlh = nm_netlink_get_default_handle ();
 	g_return_val_if_fail (nlh != NULL, FALSE);
@@ -1835,12 +1835,12 @@ nm_system_add_vlan_iface (NMConnection *connection,
 		 * There is no linbl3, try ioctl.
 		 */
 		ret = -1;
-		if (nm_system_iface_compat_add_vlan (connection, iface, master_ifindex))
+		if (nm_system_iface_compat_add_vlan (connection, iface, parent_ifindex))
 			ret = 0;
 		goto out;
 	}
 
-	rtnl_link_set_link (new_link, master_ifindex);
+	rtnl_link_set_link (new_link, parent_ifindex);
 	rtnl_link_set_name (new_link, iface);
 	rtnl_link_vlan_set_id (new_link, vlan_id);
 
diff --git a/src/nm-system.h b/src/nm-system.h
index 3f3ae63b1..b5e27f078 100644
--- a/src/nm-system.h
+++ b/src/nm-system.h
@@ -109,7 +109,7 @@ gboolean        nm_system_get_iface_vlan_info (int ifindex,
 
 gboolean        nm_system_add_vlan_iface (NMConnection *connection,
                                           const char *iface,
-                                          int master_ifindex);
+                                          int parent_ifindex);
 gboolean        nm_system_del_vlan_iface (const char *iface);
 
 #endif