diff --git a/daemon/main.c b/daemon/main.c
index d0b51851a..e8ffc6171 100644
--- a/daemon/main.c
+++ b/daemon/main.c
@@ -92,7 +92,7 @@ struct rtpengine_config rtpe_config = {
 	.homer_id = 2001,
 	.homer_ng_capt_proto = 0x3d, // first available value in HEP proto specification
 	.port_min = 30000,
-	.port_max = 40000,
+	.port_max = 39999,
 	.redis_db = -1,
 	.redis_write_db = -1,
 	.redis_allowed_errors = -1,
diff --git a/etc/rtpengine.conf b/etc/rtpengine.conf
index 454446766..ac4737aa5 100644
--- a/etc/rtpengine.conf
+++ b/etc/rtpengine.conf
@@ -51,7 +51,7 @@ tos = 184
 # http-threads = 4
 
 port-min = 30000
-port-max = 40000
+port-max = 39999
 # max-sessions = 5000
 
 # software-id = rtpengine