diff --git a/src/utils/smpp_mirror.c b/src/utils/smpp_mirror.c
index 552ceee..3356468 100644
--- a/src/utils/smpp_mirror.c
+++ b/src/utils/smpp_mirror.c
@@ -244,7 +244,7 @@
 	int rc;
 
 	if (port == 0)
-		port = 2775;
+		port = SMPP_PORT;
 
 	esme->wqueue.bfd.data = esme;
 	esme->wqueue.read_cb = esme_read_cb;