diff --git a/api/source/mk_events_objects.cpp b/api/source/mk_events_objects.cpp
index 758e38a3..bcead9ed 100644
--- a/api/source/mk_events_objects.cpp
+++ b/api/source/mk_events_objects.cpp
@@ -25,6 +25,10 @@
 using namespace toolkit;
 using namespace mediakit;
 
+#ifndef _WIN32
+#define _strdup strdup
+#endif
+
 ///////////////////////////////////////////RecordInfo/////////////////////////////////////////////
 API_EXPORT uint64_t API_CALL mk_mp4_info_get_start_time(const mk_mp4_info ctx){
     assert(ctx);