diff --git a/core/__init__.py b/core/__init__.py
index 70995348..21a1108e 100644
--- a/core/__init__.py
+++ b/core/__init__.py
@@ -658,7 +658,7 @@ def initialize(section=None):
             'SCODEC':'mov_text'
             },
         'MKV-SD':{
-            'VEXTENSION':'.mkv','VCODEC':'libx264','VPRESET':None,'VFRAMERATE':None,'VBITRATE':None,'VCRF':None,'VLEVEL':None,
+            'VEXTENSION':'.mkv','VCODEC':'libx264','VPRESET':None,'VFRAMERATE':None,'VBITRATE':'1200k','VCRF':None,'VLEVEL':None,
             'VRESOLUTION':'720:-1','VCODEC_ALLOW':['libx264', 'h264', 'h.264', 'AVC', 'avc', 'mpeg4', 'msmpeg4', 'MPEG-4'],
             'ACODEC':'aac','ACODEC_ALLOW':['libfaac'],'ABITRATE':128000, 'ACHANNELS':2,
             'ACODEC2':'ac3','ACODEC2_ALLOW':['ac3'],'ABITRATE2':None, 'ACHANNELS2':6,