Index: encoder/encoder.c
===================================================================
--- encoder/encoder.c	(revision 717)
+++ encoder/encoder.c	(working copy)
@@ -1334,7 +1334,7 @@
         if( h->param.b_bframe_pyramid && bframes > 1 )
         {
             x264_frame_t *mid = x264_frame_shift( &h->frames.next[bframes/2] );
-            mid->i_type = X264_TYPE_BREF;
+            mid->i_type = X264_TYPE_B;
             x264_frame_push( h->frames.current, mid );
             bframes--;
         }