diff --git a/cmd/frostfs-node/netmap.go b/cmd/frostfs-node/netmap.go
index 00bbdbf5..845649de 100644
--- a/cmd/frostfs-node/netmap.go
+++ b/cmd/frostfs-node/netmap.go
@@ -135,7 +135,6 @@ func (c *cfg) addressNum() int {
 	return 0
 }
 
-// nolint: funlen
 func initNetmapService(c *cfg) {
 	network.WriteToNodeInfo(c.localAddr, &c.cfgNodeInfo.localInfo)
 	c.cfgNodeInfo.localInfo.SetPublicKey(c.key.PublicKey().Bytes())
@@ -173,6 +172,10 @@ func initNetmapService(c *cfg) {
 		netmapGRPC.RegisterNetmapServiceServer(srv, server)
 	}
 
+	addNewEpochNotificationHandlers(c)
+}
+
+func addNewEpochNotificationHandlers(c *cfg) {
 	addNewEpochNotificationHandler(c, func(ev event.Event) {
 		c.cfgNetmap.state.setCurrentEpoch(ev.(netmapEvent.NewEpoch).EpochNumber())
 	})