diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index 8bb764a..40a6ecf 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -13,12 +13,11 @@ services:
     network_mode: host
     volumes:
       - "lbry_rocksdb:/database"
-    environment:
+    environment:  # for full options, see `scribe --help`
       - HUB_COMMAND=scribe
       - DAEMON_URL=http://lbry:lbry@127.0.0.1:9245
       - MAX_QUERY_WORKERS=2
-      - FILTERING_CHANNEL_IDS=770bd7ecba84fd2f7607fb15aedd2b172c2e153f 95e5db68a3101df19763f3a5182e4b12ba393ee8
-      - BLOCKING_CHANNEL_IDS=dd687b357950f6f271999971f43c785e8067c3a9 06871aa438032244202840ec59a469b303257cad b4a2528f436eca1bf3bf3e10ff3f98c57bd6c4c6
+      #- CACHE_ALL_TX_HASHES=Yes          # uncomment to keep an index of all tx hashes in memory. This uses lots (10+g) of memory but substantially improves performance.
   scribe_elastic_sync:
     depends_on:
       - es01
@@ -29,13 +28,15 @@ services:
       - "127.0.0.1:19080:19080"  # elastic notifier port
     volumes:
       - "lbry_rocksdb:/database"
-    environment:
+    environment:  # for full options, see `scribe-elastic-sync --help`
       - HUB_COMMAND=scribe-elastic-sync
       - MAX_QUERY_WORKERS=2
-      - ELASTIC_HOST=127.0.0.1
-      - ELASTIC_PORT=9200
       - FILTERING_CHANNEL_IDS=770bd7ecba84fd2f7607fb15aedd2b172c2e153f 95e5db68a3101df19763f3a5182e4b12ba393ee8
       - BLOCKING_CHANNEL_IDS=dd687b357950f6f271999971f43c785e8067c3a9 06871aa438032244202840ec59a469b303257cad b4a2528f436eca1bf3bf3e10ff3f98c57bd6c4c6
+      #- ELASTIC_HOST=127.0.0.1           # elasticsearch host
+      #- ELASTIC_PORT=9200                # elasticsearch port
+      #- ELASTIC_NOTIFIER_HOST=127.0.0.1  # address for the elastic sync notifier to connect to
+      #- ELASTIC_NOTIFIER_PORT=19080
   scribe_hub:
     depends_on:
       - scribe_elastic_sync
@@ -45,22 +46,23 @@ services:
     network_mode: host
     ports:
       - "50001:50001" # electrum rpc port and udp ping port
-      - "2112:2112"   # comment out to disable prometheus
+      - "2112:2112"   # comment out to disable prometheus metrics
     volumes:
       - "lbry_rocksdb:/database"
-    environment:
+    environment:  # for full options, see `scribe-hub --help`
       - HUB_COMMAND=scribe-hub
       - DAEMON_URL=http://lbry:lbry@127.0.0.1:9245  # used for broadcasting transactions
-      - MAX_QUERY_WORKERS=4  # reader threads
-      - MAX_SESSIONS=100000
-      - ELASTIC_HOST=127.0.0.1
-      - ELASTIC_PORT=9200
       - HOST=0.0.0.0
-      - PROMETHEUS_PORT=2112
-      - TCP_PORT=50001
-      - ALLOW_LAN_UDP=No
+      - MAX_QUERY_WORKERS=4              # reader threads
+      - PROMETHEUS_PORT=2112             # comment out to disable prometheus metrics
       - FILTERING_CHANNEL_IDS=770bd7ecba84fd2f7607fb15aedd2b172c2e153f 95e5db68a3101df19763f3a5182e4b12ba393ee8
       - BLOCKING_CHANNEL_IDS=dd687b357950f6f271999971f43c785e8067c3a9 06871aa438032244202840ec59a469b303257cad b4a2528f436eca1bf3bf3e10ff3f98c57bd6c4c6
+      #- MAX_SESSIONS=100000              # uncomment to increase the maximum number of electrum connections, defaults to 1000
+      #- ALLOW_LAN_UDP=Yes                # uncomment to reply to clients on the local network
+      #- ELASTIC_HOST=127.0.0.1           # elasticsearch host
+      #- ELASTIC_PORT=9200                # elasticsearch port
+      #- ELASTIC_NOTIFIER_HOST=127.0.0.1  # address for the elastic sync notifier to connect to
+      #- ELASTIC_NOTIFIER_PORT=19080
   es01:
     image: docker.elastic.co/elasticsearch/elasticsearch:7.16.0
     container_name: es01
diff --git a/docker/scribe_entrypoint.sh b/docker/scribe_entrypoint.sh
index 63db297..2f44c48 100755
--- a/docker/scribe_entrypoint.sh
+++ b/docker/scribe_entrypoint.sh
@@ -12,6 +12,6 @@ fi
 case "$HUB_COMMAND" in
   scribe ) exec /home/lbry/.local/bin/scribe "$@" ;;
   scribe-hub ) exec /home/lbry/.local/bin/scribe-hub "$@" ;;
-  scribe-elastic-sync ) exec /home/lbry/.local/bin/scribe-elastic-sync ;;
+  scribe-elastic-sync ) exec /home/lbry/.local/bin/scribe-elastic-sync "$@" ;;
   * ) "HUB_COMMAND env variable must be scribe, scribe-hub, or scribe-elastic-sync" && exit 1 ;;
 esac