diff --git a/config/sample.engine.docker.ini b/config/sample.engine.docker.ini
index db748381a218a08ea13e079751f67046ebe9f880..3a233b372ffd987c78919a01555e2dad25f01079 100644
--- a/config/sample.engine.docker.ini
+++ b/config/sample.engine.docker.ini
@@ -8,36 +8,36 @@ socket_dir="/srv/socket"
 # Directory where the log file resides
 log_dir="logs"
 # Possible values: debug, info, warning, error, critical
-log_level="${ENGINE_LOG_LEVEL}"
+log_level="info"
 # Details for the Station Fallback
-fallback_show_name="${ENGINE_FALLBACK_SHOW_NAME}"
-fallback_show_id="${ENGINE_FALLBACK_SHOW_ID}"
+fallback_show_name="Random Music"
+fallback_show_id="-1"
 
 [monitoring]
 # Mail server credentials for sending email notifications (Admin and Programme Coordination)
-mail_server="${ENGINE_MONITORING_MAIL_SERVER}"
-mail_server_port="${ENGINE_MONITORING_MAIL_SERVER_PORT}"
-mail_user="${ENGINE_MONITORING_MAIL_USER}"
-mail_pass="${ENGINE_MONITORING_MAIL_PASSWORD}"
+mail_server="mail.aura.radio"
+mail_server_port="587"
+mail_user="userid_mailbox"
+mail_pass="---SECRET--PASSWORD---"
 # Set to "true" if you want to notify programme-coordinators about about fallback situations, otherwise "false"
-mail_coordinator_enabled="${ENGINE_MONITORING_MAIL_COORDINATOR_ENABLED}"
+mail_coordinator_enabled="false"
 # If you want to address multiple programme-coordinators separate their emails by space
-coordinator_mail="${ENGINE_MONITORING_COORDINATOR_MAIL}"
+coordinator_mail="programme-coordinator@aura.radio"
 # Set to "true" if you want to notify admins about incidents, otherwise "false"
-mail_admin_enabled="${ENGINE_MONITORING_ADMIN_MAIL_ENABLED}"
+mail_admin_enabled="false"
 # If you want to address multiple administrators separate their emails by space
-admin_mail="${ENGINE_MONITORING_ADMIN_MAIL}"
+admin_mail="admin@aura.radio"
 # The FROM email address used when sending
-from_mail="${ENGINE_MONITORING_SENDER_MAILADDRESS}"
+from_mail="monitoring@aura.radio"
 # A subject prefix allows applying filter rules in your mail client
-mailsubject_prefix="${ENGINE_MONITORING_MAIL_SUBJECT_PREFIX}" # default: [AURA Engine]
+mailsubject_prefix="[AURA Engine]" # default: [AURA Engine]
 
 # Seconds how often the vitality of Engine Core should be checked (default=1)
-heartbeat_frequency=${ENGINE_HEARTBEAT_FREQUENCY}
+heartbeat_frequency=1
 # Host where heartbeat is sent to (disabled if empty string)
-heartbeat_server="${ENGINE_HEARTBEAT_SERVER}"
+heartbeat_server=""
 # Some UDP port
-heartbeat_port=${ENGINE_HEARTBEAT_SERVER_PORT}
+heartbeat_port=43334
 
 [api]
 ## STEERING ##
@@ -77,29 +77,29 @@ db_pass="${ENGINE_DB_PASS}"
 db_host="${ENGINE_DB_HOST}"
 db_charset="utf8"
 # Base path as seen by "engine-core", not accessed by "engine"; this is required to construct the absolute audio file path (check "Audio Store" in the docs)
-# Either provide an absolute base path or a relative one starting in the `engine-core/src` directory. In case of `engine-core` running in docker use `/var/audio/source`
-audio_source_folder="${ENGINE_AUDIO_SOURCE_FOLDER}"
-audio_source_extension="${ENGINE_AUDIO_SOURCE_EXTENSION}"
+# Either provide an absolute base path or a relative one starting in the `engine` directory. In case of `engine-core` running in docker use `/var/audio/source`
+audio_source_folder="../engine-core/audio/source"
+audio_source_extension=".flac"
 # Folder holding M3U Playlists to be scheduled in form of Engine Playlists (similar as audio source folder above)
 audio_playlist_folder="${ENGINE_AUDIO_PLAYLIST_FOLDER}"
 # Offset in seconds how long it takes for Liquidsoap to actually execute a scheduler command; Crucial to keep things in sync
-engine_latency_offset=${ENGINE_LATENCY_OFFSET}
+engine_latency_offset=0.5
 # How often should the calendar be fetched in seconds. This determines the time of the last changes applied, before a specific show is aired
-fetching_frequency=${ENGINE_FETCHING_FREQUENCY}
+fetching_frequency=30
 # The scheduling window defines when the entries of each timeslot are queued for play-out. The windows start at (timeslot.start - window_start) seconds
 # and ends at (timeslot.end - window.end) seconds. Its also worth noting, that timeslots can only be deleted before the start of the window.
-scheduling_window_start=${ENGINE_SCHEDULING_WINDOW_START}
-scheduling_window_end=${ENGINE_SCHEDULING_WINDOW_END}
+scheduling_window_start=60
+scheduling_window_end=60
 # How many seconds before the actual schedule time the entry should be pre-rolled. Note to provide enough timeout for
 # contents which take longer to load (big files, bad connectivity to streams etc.). If the planned start time is in
 # the past the offset is ignored and the entry is played as soon as possible
-preload_offset=${ENGINE_PRELOAD_OFFSET}
+preload_offset=15
 # Sometimes it might take longer to get a stream connected. Here you can define a viable length.
 # But note, that this may affect the preloading time (see `preload_offset`), hence affecting the
-# overall playout, it's delays and possible fallbacks
-input_stream_retry_delay=${ENGINE_INPUT_STREAM_RETRY_DELAY}
-input_stream_max_retries=${ENGINE_INPUT_STREAM_MAX_RETRIES}
-input_stream_buffer=${ENGINE_INPUT_STREAM_BUFFER}
+# overall playout, its delays and possible fallbacks
+input_stream_retry_delay=1
+input_stream_max_retries=10
+input_stream_buffer=3.0
 # How long we have to fade in and out, when we select another mixer input (seconds))
-fade_in_time="${ENGINE_FADE_IN_TIME}"
-fade_out_time="${ENGINE_FADE_OUT_TIME}"
+fade_in_time="1.5"
+fade_out_time="1.5"
diff --git a/config/sample.engine.ini b/config/sample.engine.ini
index 2e9766e3145d074b4ba660085dcaca083d397bc3..b1b59570ded3c6576a9636f813eaefeaed5d443e 100644
--- a/config/sample.engine.ini
+++ b/config/sample.engine.ini
@@ -30,7 +30,7 @@ admin_mail="david@subsquare.at"
 # The FROM email address used when sending
 from_mail="monitoring@aura.engine"
 # A subject prefix allows applying filter rules in your mail client
-mailsubject_prefix="[AURA Engine]"
+mailsubject_prefix="[AURA Engine]" # default: [AURA Engine]
 
 # Seconds how often the vitality of Engine Core should be checked (default=1)
 heartbeat_frequency=1