diff --git a/test/test.c b/test/test.c
index fd3b951..b2dbadf 100644
--- a/test/test.c
+++ b/test/test.c
@@ -35,9 +35,6 @@ void *get_in_addr (struct sockaddr *sa) {
 }
 
 void test_file(const char* filename, size_t recv_buf_size) {
-	if (recv_buf_size <= 0)
-		recv_buf_size = RECV_BUF_SIZE;
-
 	char buf[CONT_BUF_SIZE + RECV_BUF_SIZE];  // cont buf + recv buf: [  ccrrrr]
 	char *recvbuf = buf + CONT_BUF_SIZE;      // recv buf:                 ^^^^
 	size_t nbytes;
@@ -55,9 +52,6 @@ void test_file(const char* filename, size_t recv_buf_size) {
 }
 
 void test_server(const char* port, size_t recv_buf_size) {
-	if (recv_buf_size <= 0)
-		recv_buf_size = RECV_BUF_SIZE;
-
 	char buf[CONT_BUF_SIZE + RECV_BUF_SIZE];  // cont buf + recv buf: [  ccrrrr]
 	char *recvbuf = buf + CONT_BUF_SIZE;      // recv buf:                 ^^^^
 
diff --git a/test/testPsyc.c b/test/testPsyc.c
index 0f102a6..2595642 100644
--- a/test/testPsyc.c
+++ b/test/testPsyc.c
@@ -40,7 +40,7 @@ int main (int argc, char **argv) {
 	no_render      = opts && memchr(opts, (int)'n', strlen(opts));
 	progress       = opts && memchr(opts, (int)'p', strlen(opts));
 	file           = opts && memchr(opts, (int)'f', strlen(opts));
-	size_t recv_buf_size   = argc > 3 ? atoi(argv[3]) : 0;
+	size_t recv_buf_size   = argc > 3 ? atoi(argv[3]) : RECV_BUF_SIZE;
 
 	if (file)
 		test_file(argv[1], recv_buf_size);