diff --git a/util/MP4/interface.cpp b/util/MP4/interface.cpp
index 1475a768..f9ec94a7 100644
--- a/util/MP4/interface.cpp
+++ b/util/MP4/interface.cpp
@@ -547,7 +547,7 @@ std::string Interface::GenerateLiveBootstrap( uint32_t CurMediaTime ) {
   afrt->SetUpdate(false);
   afrt->SetTimeScale( 1000 );
   afrt->AddQualityEntry( "" );
-  afrt->AddFragmentRunEntry( 1, 0, 10000 );
+  afrt->AddFragmentRunEntry( 1, CurMediaTime, 4000 );
   afrt->WriteContent( );
 
   //SetUpASRT