diff --git a/newtmgr/bll/bll_sesn_cfg_windows.go b/newtmgr/bll/bll_sesn_cfg_windows.go
index b22c13e..da8763e 100644
--- a/newtmgr/bll/bll_sesn_cfg_windows.go
+++ b/newtmgr/bll/bll_sesn_cfg_windows.go
@@ -32,8 +32,8 @@
 	MgmtProto    sesn.MgmtProto
 	PreferredMtu int
 	ConnTimeout  time.Duration
-	TxFilterCb   nmcoap.MsgFilter
-	RxFilterCb   nmcoap.MsgFilter
+	TxFilter     nmcoap.TxMsgFilter
+	RxFilter     nmcoap.RxMsgFilter
 }
 
 func NewBllSesnCfg() BllSesnCfg {