diff --git a/src/output/output_progressive_mp4.cpp b/src/output/output_progressive_mp4.cpp
index 0bc142b7..a6ce0f0a 100644
--- a/src/output/output_progressive_mp4.cpp
+++ b/src/output/output_progressive_mp4.cpp
@@ -32,7 +32,7 @@ namespace Mist {
         retVal += *keyIt;
       }
     }
-    return retVal * (1 + (double)selectedTracks.size() * 0.1);
+    return retVal * 1.1;
   }
   
   std::string OutProgressiveMP4::DTSCMeta2MP4Header(long long & size){