diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index 020ebdcf6370599d39b41e7a3e0fc84f1cc4f4b8..802e497f84f475b348f74d47a68005e683208b6a 100755
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -11313,11 +11313,6 @@ static int sip_addheader(struct ast_channel *chan, void *data)
 		return 0;
 	}
 	ast_mutex_lock(&chan->lock);
-	if (chan->type != channeltype) {
-		ast_log(LOG_WARNING, "Call this application only on incoming SIP calls\n");
-		ast_mutex_unlock(&chan->lock);
-		return 0;
-	}
 
 	/* Check for headers */
 	while (!ok && no <= 50) {