diff --git a/docker/docker-compose-ci.yml b/docker/docker-compose-ci.yml
index 2ebf0ada3..5a852e492 100644
--- a/docker/docker-compose-ci.yml
+++ b/docker/docker-compose-ci.yml
@@ -1,31 +1,14 @@
 version: '3.3'
 
 services:
-  envoy:
-    build:
-      context: ./
-      dockerfile: ./envoy.Dockerfile
-    image: 'grpcweb:envoy'
-    container_name: 'envoy'
-    restart: always
-    ports:
-      - '8080:8080'
-      - '9901:9901'
-    command: ['/etc/envoy/envoy-ci.yaml']
-    depends_on:
-      - yorkie
   yorkie:
-    image: 'yorkieteam/yorkie:0.4.7'
+    image: 'yorkieteam/yorkie:latest'
     container_name: 'yorkie'
-    command: [
-      'server',
-      '--mongo-connection-uri',
-      'mongodb://mongo:27017',
-    ]
+    command: ['server', '--mongo-connection-uri', 'mongodb://mongo:27017']
     restart: always
     ports:
-      - '11101:11101'
-      - '11102:11102'
+      - '8080:8080'
+      - '8081:8081'
     depends_on:
       - mongo
   mongo:
diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index 18bc6b1b9..c03eda524 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -1,34 +1,11 @@
 version: '3.3'
 
 services:
-  envoy:
-    build:
-      context: ./
-      dockerfile: ./envoy.Dockerfile
-    image: 'grpcweb:envoy'
-    container_name: 'envoy'
-    restart: always
-    ports:
-      - '8080:8080'
-      - '9901:9901'
-    command: ['/etc/envoy/envoy.yaml']
-    depends_on:
-      - yorkie
-    # If you're using Mac or Windows, this special domain name("host.docker.internal" which makes containers able to connect to the host)
-    # is supported by default.
-    # But if you're using Linux and want an envoy container to communicate with the host,
-    # it may help to define "host.docker.internal" in extra_hosts.
-    # (Actually, other hostnames are available, but in that case you should update clusters[].host configurations of envoy.yaml)
-    extra_hosts:
-      - "host.docker.internal:host-gateway"
   yorkie:
-    image: 'yorkieteam/yorkie:0.4.7'
+    image: 'yorkieteam/yorkie:latest'
     container_name: 'yorkie'
-    command: [
-      'server',
-      '--enable-pprof',
-    ]
+    command: ['server', '--enable-pprof']
     restart: always
     ports:
-      - '11101:11101'
-      - '11102:11102'
+      - '8080:8080'
+      - '8081:8081'
diff --git a/docker/envoy-ci.yaml b/docker/envoy-ci.yaml
deleted file mode 100644
index 416e72a25..000000000
--- a/docker/envoy-ci.yaml
+++ /dev/null
@@ -1,54 +0,0 @@
-admin:
-  access_log_path: /tmp/admin_access.log
-  address:
-    socket_address: { address: 0.0.0.0, port_value: 9901 }
-
-static_resources:
-  listeners:
-  - name: yorkie_rpc_listener
-    address:
-      socket_address: { address: 0.0.0.0, port_value: 8080 }
-    filter_chains:
-    - filters:
-      - name: envoy.filters.network.http_connection_manager
-        typed_config:
-          "@type": type.googleapis.com/envoy.extensions.filters.network.http_connection_manager.v3.HttpConnectionManager
-          stat_prefix: ingress_http
-          route_config:
-            name: local_route
-            virtual_hosts:
-            - name: local_service
-              domains: ["*"]
-              routes:
-              - match: { prefix: "/" }
-                route:
-                  cluster: yorkie_rpc_service
-                  # https://github.com/grpc/grpc-web/issues/361
-                  max_stream_duration:
-                    grpc_timeout_header_max: 0s
-              cors:
-                allow_origin_string_match:
-                - prefix: "*"
-                allow_methods: GET, PUT, DELETE, POST, OPTIONS
-                allow_headers: keep-alive,user-agent,cache-control,content-type,content-transfer-encoding,custom-header-1,x-accept-content-transfer-encoding,x-accept-response-streaming,x-api-key,x-shard-key,x-user-agent,x-grpc-web,grpc-timeout,authorization,x-yorkie-user-agent
-                max_age: "1728000"
-                expose_headers: custom-header-1,grpc-status,grpc-message
-          http_filters:
-          - name: envoy.filters.http.grpc_web
-          - name: envoy.filters.http.cors
-          - name: envoy.filters.http.router
-  clusters:
-  - name: yorkie_rpc_service
-    connect_timeout: 0.25s
-    type: logical_dns
-    http2_protocol_options: {}
-    lb_policy: round_robin
-    load_assignment:
-      cluster_name: yorkie_cluster
-      endpoints:
-        - lb_endpoints:
-            - endpoint:
-                address:
-                  socket_address:
-                    address: yorkie
-                    port_value: 11101
diff --git a/docker/envoy.Dockerfile b/docker/envoy.Dockerfile
deleted file mode 100644
index 60b660b76..000000000
--- a/docker/envoy.Dockerfile
+++ /dev/null
@@ -1,8 +0,0 @@
-FROM envoyproxy/envoy:v1.19.0
-
-COPY ./envoy.yaml /etc/envoy/envoy.yaml
-COPY ./envoy-ci.yaml /etc/envoy/envoy-ci.yaml
-
-ENTRYPOINT ["/usr/local/bin/envoy", "-c"]
-
-CMD /etc/envoy/envoy.yaml
diff --git a/docker/envoy.yaml b/docker/envoy.yaml
deleted file mode 100644
index 69b92bcc5..000000000
--- a/docker/envoy.yaml
+++ /dev/null
@@ -1,59 +0,0 @@
-admin:
-  access_log_path: /tmp/admin_access.log
-  address:
-    socket_address: { address: 0.0.0.0, port_value: 9901 }
-
-static_resources:
-  listeners:
-  - name: yorkie_rpc_listener
-    address:
-      socket_address: { address: 0.0.0.0, port_value: 8080 }
-    filter_chains:
-    - filters:
-      - name: envoy.filters.network.http_connection_manager
-        typed_config:
-          "@type": type.googleapis.com/envoy.extensions.filters.network.http_connection_manager.v3.HttpConnectionManager
-          stat_prefix: ingress_http
-          route_config:
-            name: local_route
-            virtual_hosts:
-            - name: local_service
-              domains: ["*"]
-              routes:
-              - match: { prefix: "/" }
-                route:
-                  cluster: yorkie_rpc_service
-                  # https://github.com/grpc/grpc-web/issues/361
-                  max_stream_duration:
-                    grpc_timeout_header_max: 0s
-              cors:
-                allow_origin_string_match:
-                - prefix: "*"
-                allow_methods: GET, PUT, DELETE, POST, OPTIONS
-                allow_headers: keep-alive,user-agent,cache-control,content-type,content-transfer-encoding,custom-header-1,x-accept-content-transfer-encoding,x-accept-response-streaming,x-api-key,x-shard-key,x-user-agent,x-grpc-web,grpc-timeout,authorization,x-yorkie-user-agent
-                max_age: "1728000"
-                expose_headers: custom-header-1,grpc-status,grpc-message
-          http_filters:
-          - name: envoy.filters.http.grpc_web
-          - name: envoy.filters.http.cors
-          - name: envoy.filters.http.router
-  clusters:
-  - name: yorkie_rpc_service
-    connect_timeout: 0.25s
-    type: logical_dns
-    http2_protocol_options: {}
-    lb_policy: round_robin
-    # Input the address which envoy can connect to as a yorkie server.
-    # When you want envoy container to communicate with your host machine, you should set as the following
-    # - Windows/Mac: Input host.docker.internal
-    # - Linux: an IP address of the host machine or docker-0 interface or some addresses defined in extra hosts of docker-compose.yml
-    # you can simply use the yorkie container name(e.g. yorkie) in docker-compose whatever your OS is.
-    load_assignment:
-      cluster_name: yorkie_cluster
-      endpoints:
-      - lb_endpoints:
-        - endpoint:
-            address:
-              socket_address:
-                address: host.docker.internal
-                port_value: 11101