diff --git a/Dockerfile b/Dockerfile
index 63f748c..17e5577 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -20,6 +20,7 @@ ENV AUDIO_BEETSTAGGING TRUE
 ENV CONVERTER_THREADS="0"
 ENV CONVERTER_OUTPUT_FORMAT="mp4"
 ENV CONVERTER_OUTPUT_EXTENSION="mp4"
+ENV CONVERTER_MINIMUM_SIZE="0"
 ENV CONVERTER_SORT_STREAMS="True"
 ENV CONVERTER_PROCESS_SAME_EXTENSIONS="False"
 ENV CONVERTER_FORCE_CONVERT="False"
@@ -35,7 +36,7 @@ ENV METADATA_DOWNLOAD_ARTWORK="poster"
 ENV METADATA_PRESERVE_SOURCE_DISPOSITION="True"
 # video settings
 ENV VIDEO_CODEC="h264, x264"
-ENV VIDEO_BITRATE="0"
+ENV VIDEO_MAX_BITRATE="0"
 ENV VIDEO_CRF="-1"
 ENV VIDEO_CRF_PROFILES=""
 ENV VIDEO_MAX_WIDTH="0"
@@ -70,13 +71,15 @@ ENV SUBTITLE_LANGUAGES=""
 ENV SUBTITLE_DEFAULT_LANGUAGE=""
 ENV SUBTITLE_FIRST_STREAM_OF_LANGUAGE="False"
 ENV SUBTITLE_ENCODING=""
-ENV SUBTITLE_BURN_SUBTITLES=""
+ENV SUBTITLE_BURN_SUBTITLES="False"
+ENV SUBTITLE_BURN_DISPOSITIONS="forced"
 ENV SUBTITLE_DOWNLOAD_SUBS="False"
 ENV SUBTITLE_DOWNLOAD_HEARING_IMPAIRED_SUBS="False"
 ENV SUBTITLE_DOWNLOAD_PROVIDERS=""
 ENV SUBTITLE_EMBED_SUBS="True"
 ENV SUBTITLE_EMBED_IMAGE_SUBS="False"
 ENV SUBTITLE_EMBED_ONLY_INTERNAL_SUBS="False"
+ENV SUBTITLE_FILENAME_DISPOSITIONS="forced"
 ENV SUBTITLE_IGNORE_EMBEDDED_SUBS="False"
 ENV SUBTITLE_ATTACHMENT_CODEC=""