diff --git a/.env.dist b/.env.dist
index 2e21c5d..d6726cc 100644
--- a/.env.dist
+++ b/.env.dist
@@ -38,7 +38,7 @@ PLEROMA_NAME=
 PLEROMA_ADMIN_EMAIL=
 
 # User settings
-PLEROMA_USER_LIMIT=
+PLEROMA_MAX_TOOT_CHARS=
 PLEROMA_REGISTRATIONS_OPEN=
 
 # Media proxy
diff --git a/docker-compose.m4 b/docker-compose.m4
index 52306f2..97ee844 100644
--- a/docker-compose.m4
+++ b/docker-compose.m4
@@ -49,7 +49,7 @@ services:
       env(`pleroma_secret_key_base')
       env(`pleroma_name')
       env(`pleroma_admin_email')
-      env(`pleroma_user_limit')
+      env(`pleroma_max_toot_chars')
       env(`pleroma_registrations_open')
       env(`pleroma_media_proxy_enabled')
       env(`pleroma_media_proxy_redirect_on_failure')
diff --git a/docker-config.exs b/docker-config.exs
index f4d565f..2a7817e 100644
--- a/docker-config.exs
+++ b/docker-config.exs
@@ -31,7 +31,7 @@ config :pleroma, :chat,
 config :pleroma, :instance,
     name: Docker.env(:name),
     email: Docker.env(:admin_email),
-    limit: Docker.env(:user_limit),
+    limit: Docker.env(:max_toot_chars),
     registrations_open: Docker.env(:registrations_open)
 
 config :pleroma, :media_proxy,