diff --git a/docs/deploying/docker-compose.for-traefik.yml b/docs/deploying/docker-compose.for-traefik.yml
index c7dd2d49..0f3ceddb 100644
--- a/docs/deploying/docker-compose.for-traefik.yml
+++ b/docs/deploying/docker-compose.for-traefik.yml
@@ -26,7 +26,7 @@ services:
             CONDUIT_DATABASE_PATH: /var/lib/matrix-conduit/
             CONDUIT_DATABASE_BACKEND: rocksdb
             CONDUIT_PORT: 6167
-            CONDUIT_MAX_REQUEST_SIZE: 20_000_000 # in bytes, ~20 MB
+            CONDUIT_MAX_REQUEST_SIZE: 20000000 # in bytes, ~20 MB
             CONDUIT_ALLOW_REGISTRATION: 'true'
             #CONDUIT_REGISTRATION_TOKEN: '' # require password for registration
             CONDUIT_ALLOW_FEDERATION: 'true'
diff --git a/docs/deploying/docker-compose.with-traefik.yml b/docs/deploying/docker-compose.with-traefik.yml
index 486a4a7a..2bb5aff2 100644
--- a/docs/deploying/docker-compose.with-traefik.yml
+++ b/docs/deploying/docker-compose.with-traefik.yml
@@ -38,7 +38,7 @@ services:
             # CONDUIT_ALLOW_FEDERATION: 'true'
             # CONDUIT_ALLOW_CHECK_FOR_UPDATES: 'true'
             # CONDUIT_DATABASE_PATH: /srv/conduit/.local/share/conduit
-            # CONDUIT_MAX_REQUEST_SIZE: 20_000_000  # in bytes, ~20 MB
+            # CONDUIT_MAX_REQUEST_SIZE: 20000000  # in bytes, ~20 MB
 
     # We need some way to server the client and server .well-known json. The simplest way is to use a nginx container
     # to serve those two as static files. If you want to use a different way, delete or comment the below service, here
diff --git a/docs/deploying/docker-compose.yml b/docs/deploying/docker-compose.yml
index f378133a..7dcdefff 100644
--- a/docs/deploying/docker-compose.yml
+++ b/docs/deploying/docker-compose.yml
@@ -26,7 +26,7 @@ services:
             CONDUIT_DATABASE_PATH: /var/lib/matrix-conduit/
             CONDUIT_DATABASE_BACKEND: rocksdb
             CONDUIT_PORT: 6167
-            CONDUIT_MAX_REQUEST_SIZE: 20_000_000 # in bytes, ~20 MB
+            CONDUIT_MAX_REQUEST_SIZE: 20000000 # in bytes, ~20 MB
             CONDUIT_ALLOW_REGISTRATION: 'true'
             CONDUIT_ALLOW_FEDERATION: 'true'
             CONDUIT_ALLOW_CHECK_FOR_UPDATES: 'true'
diff --git a/docs/deploying/docker.md b/docs/deploying/docker.md
index f550c4b7..a45c6704 100644
--- a/docs/deploying/docker.md
+++ b/docs/deploying/docker.md
@@ -61,7 +61,7 @@ docker run -d -p 8448:6167 \
   -e CONDUIT_DATABASE_BACKEND="rocksdb" \
   -e CONDUIT_ALLOW_REGISTRATION=true \
   -e CONDUIT_ALLOW_FEDERATION=true \
-  -e CONDUIT_MAX_REQUEST_SIZE="20_000_000" \
+  -e CONDUIT_MAX_REQUEST_SIZE="20000000" \
   -e CONDUIT_TRUSTED_SERVERS="[\"matrix.org\"]" \
   -e CONDUIT_MAX_CONCURRENT_REQUESTS="100" \
   --name conduit <link>