diff --git a/api/include/mk_events_objects.h b/api/include/mk_events_objects.h
index ca8c289c..5913c080 100644
--- a/api/include/mk_events_objects.h
+++ b/api/include/mk_events_objects.h
@@ -128,6 +128,7 @@ API_EXPORT void API_CALL mk_media_source_find(const char *schema,
                                               const char *vhost,
                                               const char *app,
                                               const char *stream,
+                                              int from_mp4,
                                               void *user_data,
                                               on_mk_media_source_find_cb cb);
 //MediaSource::for_each_media()
diff --git a/api/source/mk_events_objects.cpp b/api/source/mk_events_objects.cpp
index d95167e1..264e8992 100644
--- a/api/source/mk_events_objects.cpp
+++ b/api/source/mk_events_objects.cpp
@@ -241,10 +241,11 @@ API_EXPORT void API_CALL mk_media_source_find(const char *schema,
                                               const char *vhost,
                                               const char *app,
                                               const char *stream,
+                                              int from_mp4,
                                               void *user_data,
                                               on_mk_media_source_find_cb cb) {
     assert(schema && vhost && app && stream && cb);
-    auto src = MediaSource::find(schema, vhost, app, stream);
+    auto src = MediaSource::find(schema, vhost, app, stream, from_mp4);
     cb(user_data, src.get());
 }