diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index bbefb0c3..5fa1b42b 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -209,10 +209,6 @@ services:
     environment:
       DOCKER_VERNEMQ_ALLOW_ANONYMOUS: "on"
       DOCKER_VERNEMQ_LOG__CONSOLE__LEVEL: debug
-    ports:
-      - 18831:${MF_MQTT_BROKER_PORT}
-      - 8881:${MF_MQTT_BROKER_WS_PORT}
-      - 7777:8888
     networks:
       - mainflux-base-net
     volumes: 
@@ -238,9 +234,6 @@ services:
       MF_MQTT_ADAPTER_MQTT_TARGET_PORT: ${MF_MQTT_BROKER_PORT}
       MF_MQTT_ADAPTER_WS_TARGET_HOST: vernemq
       MF_MQTT_ADAPTER_WS_TARGET_PORT: ${MF_MQTT_BROKER_WS_PORT}
-    ports:
-      - 18832:${MF_MQTT_ADAPTER_PORT}
-      - 8882:${MF_MQTT_ADAPTER_WS_PORT}
     networks:
       - mainflux-base-net
 
diff --git a/docker/nginx/nginx-key.conf b/docker/nginx/nginx-key.conf
index 54480c64..ddf5129f 100644
--- a/docker/nginx/nginx-key.conf
+++ b/docker/nginx/nginx-key.conf
@@ -86,10 +86,10 @@ http {
         }
 
         # Proxy pass to mainflux-mqtt-adapter over WS
-        location /mqtt/ {
+        location /mqtt {
             include snippets/proxy-headers.conf;
             include snippets/ws-upgrade.conf;
-            proxy_pass http://mqtt_ws_cluster/;
+            proxy_pass http://mqtt_ws_cluster;
         }
     }
 }
diff --git a/docker/nginx/nginx-x509.conf b/docker/nginx/nginx-x509.conf
index 7fb34f66..0057f4e1 100644
--- a/docker/nginx/nginx-x509.conf
+++ b/docker/nginx/nginx-x509.conf
@@ -95,11 +95,11 @@ http {
         }
 
         # Proxy pass to mainflux-mqtt-adapter over WS
-        location /mqtt/ {
+        location /mqtt {
             include snippets/verify-ssl-client.conf;
             include snippets/proxy-headers.conf;
             include snippets/ws-upgrade.conf;
-            proxy_pass http://mqtt_ws_cluster/;
+            proxy_pass http://mqtt_ws_cluster;
         }
     }
 }
diff --git a/go.mod b/go.mod
index 1a6521be..54e713e3 100644
--- a/go.mod
+++ b/go.mod
@@ -22,7 +22,7 @@ require (
 	github.com/influxdata/influxdb v1.6.4
 	github.com/jmoiron/sqlx v1.2.1-0.20190319043955-cdf62fdf55f6
 	github.com/lib/pq v1.0.0
-	github.com/mainflux/mproxy v0.1.5
+	github.com/mainflux/mproxy v0.1.6
 	github.com/mainflux/senml v1.0.1
 	github.com/nats-io/nats.go v1.9.1
 	github.com/opentracing/opentracing-go v1.1.0
diff --git a/go.sum b/go.sum
index 95deecf3..d5d170c0 100644
--- a/go.sum
+++ b/go.sum
@@ -165,12 +165,15 @@ github.com/magiconair/properties v1.8.1 h1:ZC2Vc7/ZFkGmsVC9KvOjumD+G5lXy2RtTKyzR
 github.com/magiconair/properties v1.8.1/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
 github.com/mainflux/mainflux v0.0.0-20191223163044-f42f2095bab4/go.mod h1:K3ghSIpAqwv5F/t30LO57+11S7tE97ur2Z6wWEHa2CA=
 github.com/mainflux/mainflux v0.0.0-20200314190902-c91fe0d45353/go.mod h1:yijZGLNkcDOPJfPhRMwuu5ZFcNHqDHzWurN4q1rOT/Q=
+github.com/mainflux/mainflux v0.0.0-20200324100741-6ffa916ed229/go.mod h1:mde8cQhTPjLulu2pn/x8OgQ2S++lDufS+ODE93zuHjY=
 github.com/mainflux/mproxy v0.1.3 h1:/JNnxgo/03wSpbwQH2+WE1AzgMWaSKogTVXblh18x5s=
 github.com/mainflux/mproxy v0.1.3/go.mod h1:/BdaBfgye1GNCD+eat4ipFamy9IEVRH5nhZS0yEShVg=
 github.com/mainflux/mproxy v0.1.4 h1:g7LhJgA+BXlgaZeyLj505aD5DCsrix79TEiLWuHJZd4=
 github.com/mainflux/mproxy v0.1.4/go.mod h1:MBLtv/RvhT8QsmXz4g3GxkRaP8PqlVqBWeqvw9QmO8k=
 github.com/mainflux/mproxy v0.1.5 h1:a0zKiUyuTDld2TwCuhrOFtUvotcvSfwJMuh/JcrqC6I=
 github.com/mainflux/mproxy v0.1.5/go.mod h1:MBLtv/RvhT8QsmXz4g3GxkRaP8PqlVqBWeqvw9QmO8k=
+github.com/mainflux/mproxy v0.1.6 h1:In0JkSO7/XU7KdyqCzFfDQW3OOvNZc1tsrq1/aWRkRE=
+github.com/mainflux/mproxy v0.1.6/go.mod h1:NnhrUDytvV4pCI5LDuet86/WrymrUaX0/x1tlUHTKhU=
 github.com/mainflux/senml v1.0.0 h1:oLS5aBhvdHjgQ8kfq3jX7yD+DaquhvpyvIWNsPil3X0=
 github.com/mainflux/senml v1.0.0/go.mod h1:g9i8pj4WMs29KkUpXivbe/PP0qJd1kt3b1CF77S8A3s=
 github.com/mainflux/senml v1.0.1 h1:qWKIGeUe7YEygM3xZcJ9Lbq+DHuT8V23dz1hgAYkYEY=
diff --git a/vendor/github.com/mainflux/mproxy/pkg/websocket/websocket.go b/vendor/github.com/mainflux/mproxy/pkg/websocket/websocket.go
index 681884ad..d1aa8cb4 100644
--- a/vendor/github.com/mainflux/mproxy/pkg/websocket/websocket.go
+++ b/vendor/github.com/mainflux/mproxy/pkg/websocket/websocket.go
@@ -67,7 +67,10 @@ func (p Proxy) pass(in *websocket.Conn) {
 		Path:   p.path,
 	}
 
-	srv, _, err := websocket.DefaultDialer.Dial(url.String(), nil)
+	dialer := &websocket.Dialer{
+		Subprotocols: []string{"mqtt"},
+	}
+	srv, _, err := dialer.Dial(url.String(), nil)
 
 	if err != nil {
 		p.logger.Error("Unable to connect to broker, reason: " + err.Error())
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 5a5bcff5..4ba3d0ed 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -122,7 +122,7 @@ github.com/lib/pq
 github.com/lib/pq/oid
 # github.com/magiconair/properties v1.8.1
 github.com/magiconair/properties
-# github.com/mainflux/mproxy v0.1.5
+# github.com/mainflux/mproxy v0.1.6
 github.com/mainflux/mproxy/pkg/mqtt
 github.com/mainflux/mproxy/pkg/session
 github.com/mainflux/mproxy/pkg/websocket