diff --git a/docker-compose.yml b/docker-compose.yml
index 7c4f721..da2b6df 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -6,12 +6,14 @@ version: '3'
 services:
 
   synapse:
+    # Use docker.io/matrixdotorg/synapse:latest if you want the official image (without the Mjolnir module).
     image: docker pull ghcr.io/tommytran732/synapse:latest
-    # Altneratively, use docker.io/matrixdotorg/synapse:latest for the official image.
     # Since synapse does not retry to connect to the database, restart upon
     # failure
     restart: unless-stopped
     container_name: synapse
+    # Comment out the next line if you are using the official image.
+    user: "991:991"
     # See the readme for a full documentation of the environment settings
     # NOTE: You must edit homeserver.yaml to use postgres, it defaults to sqlite
     environment: