diff --git a/sys/netinet/tcp_stacks/rack.c b/sys/netinet/tcp_stacks/rack.c
--- a/sys/netinet/tcp_stacks/rack.c
+++ b/sys/netinet/tcp_stacks/rack.c
@@ -22978,7 +22978,7 @@
 
 	switch (sopt_name) {
 	case TCP_RACK_SET_RXT_OPTIONS:
-		if ((optval >= 0) && (optval <= 2)) {
+		if (optval <= 2) {
 			rack_init_retransmit_value(rack, optval);
 		} else {
 			/*