diff --git a/tests/test_media_delivery_download.c b/tests/test_media_delivery_download.c
index cba8e996..b03df349 100644
--- a/tests/test_media_delivery_download.c
+++ b/tests/test_media_delivery_download.c
@@ -12,6 +12,7 @@
 //   - назначение держателей + разброс по узлам
 //   - дедуп повторного media_download_start
 
+#include "test_utils.h"
 #include "media_delivery.h"
 #include "media_delivery_proto.h"
 #include "media_download.h"
@@ -60,7 +61,7 @@ static int file_size(const char* path) {
 
 static void test_setup(void) {
     snprintf(g_temp_dir, sizeof(g_temp_dir), "%s", TEMP_DIR);
-    if (!mkdtemp(g_temp_dir)) { fprintf(stderr, "mkdtemp failed\n"); exit(1); }
+    if (test_mkdtemp(g_temp_dir) != 0) { fprintf(stderr, "mkdtemp failed\n"); exit(1); }
     debug_config_init(); debug_set_level(DEBUG_LEVEL_ERROR);
     if (getenv("UTUN_TEST_DEBUG")) { debug_set_category_level_by_name("media", "trace"); debug_set_category_level_by_name("general", "info"); }
     g_ua = uasync_create();