diff --git a/src/check.c b/src/check.c
index 423cb4d..21978da 100644
--- a/src/check.c
+++ b/src/check.c
@@ -2639,7 +2639,7 @@
 	}
 
 	sk = str2sa_range(args[*cur_arg+1], NULL, &port1, &port2, errmsg, NULL, NULL,
-	                  PA_O_RESOLVE | PA_O_PORT_OK);
+	                  PA_O_RESOLVE | PA_O_PORT_OK | PA_O_STREAM);
 	if (!sk) {
 		memprintf(errmsg, "'%s' : %s", args[*cur_arg], *errmsg);
 		goto error;