diff --git a/libnetwork/drivers/overlay/peerdb.go b/libnetwork/drivers/overlay/peerdb.go
index 510c6138d4..21cd1fbe3d 100644
--- a/libnetwork/drivers/overlay/peerdb.go
+++ b/libnetwork/drivers/overlay/peerdb.go
@@ -207,12 +207,6 @@ func (d *driver) peerDbDelete(nid, eid string, peerIP net.IP, peerIPMask net.IPM
 }
 
 func (d *driver) peerDbUpdateSandbox(nid string) {
-	// The following logic is useful only in non swarm mode
-	// In swarm mode instead the programmig will come directly from networkDB
-	if !d.isSerfAlive() {
-		return
-	}
-
 	d.peerDb.Lock()
 	pMap, ok := d.peerDb.mp[nid]
 	if !ok {