diff --git a/client.go b/client.go
index acd2ac0..c4dd480 100644
--- a/client.go
+++ b/client.go
@@ -99,17 +99,17 @@ func NewClient(config Config, r *Router) (c *Client, err error) {
 	// fallback to jid domain
 	if config.Address == "" {
 		config.Address = config.parsedJid.Domain
-		
+
 		// fetch srv DNS-Entries
 		_, srvEntries, err := net.LookupSRV("xmpp-client", "tcp", config.parsedJid.Domain)
-		
+
 		if err == nil && len(srvEntries) > 0 {
 			// if find some use the entry with heightest weight
 			bestSrv := srvEntries[0]
 			for _, srv := range srvEntries {
 				if srv.Priority <= bestSrv.Priority && srv.Weight >= bestSrv.Weight {
 					bestSrv = srv
-					config.Address = ensurePort(srv.Target, srv.Port)
+					config.Address = ensurePort(srv.Target, int(srv.Port))
 				}
 			}
 		}