diff --git a/core/__init__.py b/core/__init__.py
index 58785de4..713a7483 100644
--- a/core/__init__.py
+++ b/core/__init__.py
@@ -601,6 +601,7 @@ def initialize(section=None):
             },
         'MKV-SD':{
             'VEXTENSION':'.mp4','VCODEC':'libx264','VPRESET':None,'VFRAMERATE':None,'VBITRATE':None,'VCRF':None,'VLEVEL':None,
+            'VEXTENSION':'.mkv','VCODEC':'libx264','VPRESET':None,'VFRAMERATE':None,'VBITRATE':None,'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,
diff --git a/nzbToCouchPotato.py b/nzbToCouchPotato.py
index c9957d4c..fc49c187 100755
--- a/nzbToCouchPotato.py
+++ b/nzbToCouchPotato.py
@@ -191,7 +191,7 @@
 # externalSubDir. set the directory where subs should be saved (if not the same directory as the video)
 #externalSubDir=
 
-# outputDefault (None, iPad, iPad-1080p, iPad-720p, Apple-TV2, iPod, iPhone, PS3, xbox, Roku-1080p, Roku-720p, Roku-480p, mkv, mp4-scene-release).
+# outputDefault (None, iPad, iPad-1080p, iPad-720p, Apple-TV2, iPod, iPhone, PS3, xbox, Roku-1080p, Roku-720p, Roku-480p, mkv, mp4-scene-release, MKV-SD).
 #
 # outputDefault. Loads default configs for the selected device. The remaining options below are ignored.
 # If you want to use your own profile, set None and set the remaining options below.
diff --git a/nzbToNzbDrone.py b/nzbToNzbDrone.py
index 8d4f3a49..227d3b7b 100755
--- a/nzbToNzbDrone.py
+++ b/nzbToNzbDrone.py
@@ -181,7 +181,7 @@
 # externalSubDir. set the directory where subs should be saved (if not the same directory as the video)
 #externalSubDir =
 
-# outputDefault (None, iPad, iPad-1080p, iPad-720p, Apple-TV2, iPod, iPhone, PS3, xbox, Roku-1080p, Roku-720p, Roku-480p, mkv, mp4-scene-release).
+# outputDefault (None, iPad, iPad-1080p, iPad-720p, Apple-TV2, iPod, iPhone, PS3, xbox, Roku-1080p, Roku-720p, Roku-480p, mkv, mp4-scene-release, MKV-SD).
 #
 # outputDefault. Loads default configs for the selected device. The remaining options below are ignored.
 # If you want to use your own profile, set None and set the remaining options below.
diff --git a/nzbToSickBeard.py b/nzbToSickBeard.py
index 69ff5397..8f2af8f3 100755
--- a/nzbToSickBeard.py
+++ b/nzbToSickBeard.py
@@ -194,7 +194,7 @@
 # externalSubDir. set the directory where subs should be saved (if not the same directory as the video)
 #externalSubDir=
 
-# outputDefault (None, iPad, iPad-1080p, iPad-720p, Apple-TV2, iPod, iPhone, PS3, xbox, Roku-1080p, Roku-720p, Roku-480p, mkv, mp4-scene-release).
+# outputDefault (None, iPad, iPad-1080p, iPad-720p, Apple-TV2, iPod, iPhone, PS3, xbox, Roku-1080p, Roku-720p, Roku-480p, mkv, mp4-scene-release, MKV-SD).
 #
 # outputDefault. Loads default configs for the selected device. The remaining options below are ignored.
 # If you want to use your own profile, set None and set the remaining options below.
@@ -250,4 +250,4 @@ import nzbToMedia
 
 section = "SickBeard"
 result = nzbToMedia.main(sys.argv, section)
-sys.exit(result)
\ No newline at end of file
+sys.exit(result)