diff --git a/include/sys/random.h b/include/sys/random.h
index de386b6341..2e206ccae3 100644
--- a/include/sys/random.h
+++ b/include/sys/random.h
@@ -43,7 +43,6 @@ extern "C" {
 static __inline__ int
 random_get_bytes(uint8_t *ptr, size_t len)
 {
-	ASSERT(len >= 0);
 	get_random_bytes((void *)ptr,(int)len);
 	return 0;
 }
@@ -52,7 +51,6 @@ random_get_bytes(uint8_t *ptr, size_t len)
 static __inline__ int
 random_get_pseudo_bytes(uint8_t *ptr, size_t len)
 {
-	ASSERT(len >= 0);
 	get_random_bytes((void *)ptr,(int)len);
 	return 0;
 }