diff --git a/src/devices/nm-device.h b/src/devices/nm-device.h
index 5b96eacd12..4e35aad6f4 100644
--- a/src/devices/nm-device.h
+++ b/src/devices/nm-device.h
@@ -242,11 +242,11 @@ typedef struct {
 	NMActStageReturn	(* act_stage2_config)	(NMDevice *self,
 	                                             NMDeviceStateReason *reason);
 	NMActStageReturn	(* act_stage3_ip4_config_start) (NMDevice *self,
-														 NMIP4Config **out_config,
-														 NMDeviceStateReason *reason);
+	                                                     NMIP4Config **out_config,
+	                                                     NMDeviceStateReason *reason);
 	NMActStageReturn	(* act_stage3_ip6_config_start) (NMDevice *self,
-														 NMIP6Config **out_config,
-														 NMDeviceStateReason *reason);
+	                                                     NMIP6Config **out_config,
+	                                                     NMDeviceStateReason *reason);
 	NMActStageReturn	(* act_stage4_ip4_config_timeout)	(NMDevice *self,
 	                                                         NMDeviceStateReason *reason);
 	NMActStageReturn	(* act_stage4_ip6_config_timeout)	(NMDevice *self,