diff --git a/.travis.yml b/.travis.yml
index e8bf75c..7ca2301 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -14,6 +14,9 @@ install:
 jobs:
   include:
 
+    # -------------------------------------------------------------------------
+    # Unit tests
+    # -------------------------------------------------------------------------
     - name: Unit tests
       if: type = pull_request OR type = cron OR type = push AND branch =~ ^master|.*-dev
       script:
@@ -22,10 +25,48 @@ jobs:
         - npm run codecov
         - bash test/travis-bin/sonar.sh
 
-    - name: Functional tests
-      if: type = cron OR (type = push OR type = pull_request) AND branch =~ ^master|.*-dev
+    # -------------------------------------------------------------------------
+    # Functional tests - Redis 3.2
+    # -------------------------------------------------------------------------
+    - name: Functional tests - Redis 3.2
+      if: type = cron OR type = push AND branch = master
       env:
         - DOCKER_COMPOSE_VERSION=1.24.0
+        - REDIS_VERSION=3.2
+      before_install:
+        - sudo rm /usr/local/bin/docker-compose
+        - sudo curl -L https://github.com/docker/compose/releases/download/${DOCKER_COMPOSE_VERSION}/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose
+        - sudo chmod +x /usr/local/bin/docker-compose
+        - sudo sysctl -w vm.max_map_count=262144
+        - sudo sysctl -w fs.inotify.max_user_watches=524288
+      script:
+        - bash test/travis-bin/functional-tests.sh
+
+    # -------------------------------------------------------------------------
+    # Functional tests - Redis 4
+    # -------------------------------------------------------------------------
+    - name: Functional tests- Redis 4
+      if: type = cron OR type = push AND branch = master
+      env:
+        - DOCKER_COMPOSE_VERSION=1.24.0
+        - REDIS_VERSION=4
+      before_install:
+        - sudo rm /usr/local/bin/docker-compose
+        - sudo curl -L https://github.com/docker/compose/releases/download/${DOCKER_COMPOSE_VERSION}/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose
+        - sudo chmod +x /usr/local/bin/docker-compose
+        - sudo sysctl -w vm.max_map_count=262144
+        - sudo sysctl -w fs.inotify.max_user_watches=524288
+      script:
+        - bash test/travis-bin/functional-tests.sh
+
+    # -------------------------------------------------------------------------
+    # Functional tests - Redis 5
+    # -------------------------------------------------------------------------
+    - name: Functional tests - Redis 5
+      if: type = cron OR type = push AND branch = master
+      env:
+        - DOCKER_COMPOSE_VERSION=1.24.0
+        - REDIS_VERSION=5
       before_install:
         - sudo rm /usr/local/bin/docker-compose
         - sudo curl -L https://github.com/docker/compose/releases/download/${DOCKER_COMPOSE_VERSION}/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose
@@ -36,13 +77,13 @@ jobs:
         - bash test/travis-bin/functional-tests.sh
 
 notifications:
-  webhooks:
-    urls:
-      - https://webhooks.gitter.im/e/8e145155fbaaf37cffea
-    on_success: change
-    on_failure: always
-    on_start: never
   email: false
 
+  slack:
+    rooms:
+      - secure: "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"
+    on_success: never
+    on_failure: always
+
 addons:
   sonarcloud: true
diff --git a/docker-compose/docker-compose.yml.tpl b/docker-compose/docker-compose.yml.tpl
index 4daab0f..8c75229 100644
--- a/docker-compose/docker-compose.yml.tpl
+++ b/docker-compose/docker-compose.yml.tpl
@@ -27,7 +27,10 @@ services:
       DEBUG_COLORS: ${DOLLAR}{DEBUG_COLORS:-on}
 
   redis:
-    build: ./redis
+    build:
+      context: ./redis
+      args:
+        - REDIS_VERSION=${DOLLAR}{REDIS_VERSION:-4.0}
     command: redis-server /usr/local/etc/redis/redis.conf
 
   redis_init_cluster:
@@ -36,7 +39,7 @@ services:
       - redis
 
   elasticsearch:
-    image: kuzzleio/elasticsearch:5.4.1
+    image: kuzzleio/elasticsearch:5.6.10
     ulimits:
       nofile: 65536
     environment:
diff --git a/docker-compose/images/kuzzle/Dockerfile b/docker-compose/images/kuzzle/Dockerfile
index 868bb17..bb94abc 100644
--- a/docker-compose/images/kuzzle/Dockerfile
+++ b/docker-compose/images/kuzzle/Dockerfile
@@ -1,4 +1,4 @@
-FROM kuzzleio/kuzzle
+FROM kuzzleio/kuzzle:1-dev
 
 RUN  set -x \
   \
diff --git a/docker-compose/redis/Dockerfile b/docker-compose/redis/Dockerfile
index c42021a..ced52dd 100644
--- a/docker-compose/redis/Dockerfile
+++ b/docker-compose/redis/Dockerfile
@@ -1,4 +1,5 @@
-FROM redis:4.0
+ARG REDIS_VERSION=5
+FROM redis:$REDIS_VERSION
 MAINTAINER Kuzzle <support@kuzzle.io>
 
 COPY redis.conf /usr/local/etc/redis/redis.conf
diff --git a/test/travis-bin/functional-tests.sh b/test/travis-bin/functional-tests.sh
index c186ce2..11a234b 100644
--- a/test/travis-bin/functional-tests.sh
+++ b/test/travis-bin/functional-tests.sh
@@ -4,12 +4,8 @@ set -e
 
 docker pull kuzzleio/kuzzle
 
-# git clone kuzzle
-cd /tmp/
-git clone --recursive -b 1-dev https://github.com/kuzzleio/kuzzle.git
-
 cd "$TRAVIS_BUILD_DIR"
-echo "KUZ_PATH=/tmp/kuzzle" > docker-compose/my.env
+touch docker-compose/my.env
 
 ./dev-npm-install.sh