diff --git a/docker-compose.yml b/docker-compose.yml
index 521ee16..f64c8ae 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -9,6 +9,8 @@ services:
       - "/opt/teamcity/pg_backup:/backups"
     env_file: .env
     restart: always
+    networks:
+      - teamcity_db
 
   server:
     image: jetbrains/teamcity-server:latest
@@ -16,8 +18,18 @@ services:
       - "/opt/teamcity/data:/data/teamcity_server/datadir"
       - "/opt/teamcity/logs:/opt/teamcity/logs"
     ports:
-      - 8111:8111
+      - 127.0.0.1:8111:8111
     depends_on:
       - postgres
     env_file: .env
     restart: always
+    networks:
+      - teamcity_internal
+      - teamcity_db
+
+networks:
+  teamcity_internal:
+    external: true
+  teamcity_db:
+    external: true
+
diff --git a/nginx-tc.conf b/nginx-tc.conf
index f3d38da..75b91e1 100644
--- a/nginx-tc.conf
+++ b/nginx-tc.conf
@@ -8,6 +8,7 @@ map $http_upgrade $connection_upgrade { # WebSocket support
 server {
     server_name teamcity.multimc.org;
     listen 80;
+    client_max_body_size 100M;
 
     location / {
         proxy_pass http://localhost:8111;
@@ -32,3 +33,4 @@ server {
         proxy_temp_file_write_size 10m;
     }
 }
+