diff --git a/res/res_xmpp.c b/res/res_xmpp.c
index 1aa865cd6267f1e9818b6d2c60b2291de69a0d47..ddd4a5722cc12b39f926ee7a45d26af8a1c41c34 100644
--- a/res/res_xmpp.c
+++ b/res/res_xmpp.c
@@ -2670,7 +2670,7 @@ static int xmpp_client_requested_tls(struct ast_xmpp_client *client, struct ast_
 		goto failure;
 	}
 
-	if (!SSL_connect(client->ssl_session)) {
+	if (SSL_connect(client->ssl_session) <= 0) {
 		goto failure;
 	}