diff --git a/.dockerignore b/.dockerignore
index fe7375b..d2a5ae8 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -1,4 +1,4 @@
 *
-!.git/HEAD
-!.git/refs
+# TODO: we don't need all files from .git
+!.git
 !server
diff --git a/docker-compose-mongo.yml b/docker-compose-mongo.yml
index f7b9f0c..9dc5636 100644
--- a/docker-compose-mongo.yml
+++ b/docker-compose-mongo.yml
@@ -6,12 +6,10 @@ services:
       dockerfile: server/Dockerfile
       context: .
     environment:
-
       HASTIC_API_KEY: ${HASTIC_API_KEY?"HASTIC_API_KEY variable is required"}
       GRAFANA_URL: ${GRAFANA_URL?"GRAFANA_URL variable is required"}
 
       HASTIC_DB_CONNECTION_STRING: ${HASTIC_MONGO_USER:-hastic}:${HASTIC_MONGO_PASSWORD:-password}@mongo:27017/${HASTIC_MONGO_DB:-hastic}
-      ZMQ_CONNECTION_STRING: ${ZMQ_CONNECTION_STRING:-tcp://analytics:8002}
 
       HASTIC_ALERT_TYPE: ${HASTIC_ALERT_TYPE}
       HASTIC_ALERTMANAGER_URL: ${HASTIC_ALERTMANAGER_URL}
@@ -24,6 +22,8 @@ services:
 
     ports:
       - ${HASTIC_PORT:-8000}:8000
+    networks:
+      - hastic-network
     restart: always
     depends_on:
       - mongo
@@ -31,6 +31,11 @@ services:
   analytics:
     image: hastic/analytics:latest
     build: analytics
+    environment:
+      # TODO: use any port for server connection
+      HASTIC_SERVER_URL: "ws://server:8002"
+    networks:
+      - hastic-network
     restart: always
 
   mongo:
@@ -39,6 +44,8 @@ services:
       MONGO_INITDB_ROOT_USERNAME: ${HASTIC_MONGO_ADMIN_USER:-admin}
       MONGO_INITDB_ROOT_PASSWORD: ${HASTIC_MONGO_ADMIN_PASSWORD:-password}
       MONGO_INITDB_DATABASE: ${HASTIC_MONGO_DB:-hastic}
+    networks:
+      - hastic-network
     restart: always
     volumes:
       - hastic_mongo:/data/db
@@ -48,3 +55,6 @@ services:
 volumes:
   hastic_mongo:
   hastic_mongo_config:
+
+networks:
+  hastic-network:
diff --git a/docker-compose.yml b/docker-compose.yml
index be4c9c5..f955448 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -6,12 +6,9 @@ services:
       dockerfile: server/Dockerfile
       context: .
     environment:
-
       HASTIC_API_KEY: ${HASTIC_API_KEY?"HASTIC_API_KEY variable is required"}
       GRAFANA_URL: ${GRAFANA_URL?"GRAFANA_URL variable is required"}
 
-      ZMQ_CONNECTION_STRING: ${ZMQ_CONNECTION_STRING:-tcp://analytics:8002}
-
       HASTIC_ALERT_TYPE: ${HASTIC_ALERT_TYPE}
       HASTIC_ALERTMANAGER_URL: ${HASTIC_ALERTMANAGER_URL}
       HASTIC_WEBHOOK_URL: ${HASTIC_WEBHOOK_URL}
@@ -25,12 +22,22 @@ services:
       - ${HASTIC_PORT:-8000}:8000
     volumes:
       - data-volume:/var/www/data
+    networks:
+      - hastic-network
     restart: always
 
   analytics:
     image: hastic/analytics:latest
     build: analytics
+    environment:
+      # TODO: use any port for server connection
+      HASTIC_SERVER_URL: "ws://server:8002"
+    networks:
+      - hastic-network
     restart: always
 
 volumes:
   data-volume:
+
+networks:
+  hastic-network:
diff --git a/server/Dockerfile b/server/Dockerfile
index d44c199..cf9ea20 100644
--- a/server/Dockerfile
+++ b/server/Dockerfile
@@ -1,10 +1,9 @@
 FROM node:8-alpine AS build
 
-# tools for building zeromq
-
-RUN apk add --no-cache curl gnupg make g++ bash python
+RUN apk add --no-cache git
 
 # Note: context starts in the directory above (see docker-compose file)
+COPY .git /var/www/.git
 COPY server /var/www/server
 
 WORKDIR /var/www/server