diff --git a/CHANGELOG.md b/CHANGELOG.md
index da0a679c0..0472470b3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,8 +3,11 @@
 - Improved display of the icons alerting about an outdated version
 - Improved mime-type checking (back & front)
 - Updated CarrierWave to 2.1.0
+- Updated redis to v6, with alpine image
+- Updated Sidekiq to 6.0.7
 - Fix a bug: managers do not see the name of the user who reserved a slot
 - [TODO DEPLOY] `rails fablab:setup:env_to_db`
+- [TODO DEPLOY] `\curl -sSL https://raw.githubusercontent.com/sleede/fab-manager/master/scripts/redis-upgrade.sh | bash`
 
 ## v4.4.4 2020 May 25
 
diff --git a/Gemfile b/Gemfile
index 6e81bccab..3c657889d 100644
--- a/Gemfile
+++ b/Gemfile
@@ -96,9 +96,7 @@ gem 'friendly_id', '~> 5.1.0'
 gem 'aasm'
 
 # Background job processing
-gem 'redis-namespace'
-gem 'sidekiq', '>= 3.4.2'
-gem 'sinatra', require: false
+gem 'sidekiq', '>= 6.0.7'
 # Recurring jobs for Sidekiq
 gem 'sidekiq-cron'
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 4ad8799ae..fec4b3363 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -116,7 +116,7 @@ GEM
       sass-rails (< 5.1)
       sprockets (< 4.0)
     concurrent-ruby (1.1.6)
-    connection_pool (2.2.2)
+    connection_pool (2.2.3)
     coveralls (0.8.23)
       json (>= 1.8, < 3)
       simplecov (~> 0.16.1)
@@ -250,8 +250,6 @@ GEM
     multi_json (1.14.1)
     multi_xml (0.6.0)
     multipart-post (2.1.1)
-    mustermann (1.1.1)
-      ruby2_keywords (~> 0.0.1)
     nio4r (2.5.2)
     nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
@@ -347,9 +345,7 @@ GEM
     recurrence (1.3.0)
       activesupport
       i18n
-    redis (4.1.3)
-    redis-namespace (1.6.0)
-      redis (>= 3.0.4)
+    redis (4.1.4)
     repost (0.3.2)
     responders (2.4.1)
       actionpack (>= 4.2.0, < 6.0)
@@ -367,7 +363,6 @@ GEM
     ruby-rc4 (0.1.5)
     ruby-vips (2.0.17)
       ffi (~> 1.9)
-    ruby2_keywords (0.0.2)
     rubyzip (1.3.0)
     safe_yaml (1.0.5)
     sass (3.4.25)
@@ -386,11 +381,11 @@ GEM
       activerecord (>= 4)
       activesupport (>= 4)
     sha3 (1.0.1)
-    sidekiq (5.2.7)
-      connection_pool (~> 2.2, >= 2.2.2)
-      rack (>= 1.5.0)
-      rack-protection (>= 1.5.0)
-      redis (>= 3.3.5, < 5)
+    sidekiq (6.0.7)
+      connection_pool (>= 2.2.2)
+      rack (~> 2.0)
+      rack-protection (>= 2.0.0)
+      redis (>= 4.1.0)
     sidekiq-cron (1.1.0)
       fugit (~> 1.1)
       sidekiq (>= 4.2.1)
@@ -399,11 +394,6 @@ GEM
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.2)
-    sinatra (2.0.8.1)
-      mustermann (~> 1.0)
-      rack (~> 2.0)
-      rack-protection (= 2.0.8.1)
-      tilt (~> 2.0)
     spring (2.0.2)
       activesupport (>= 4.2)
     spring-watcher-listen (2.0.1)
@@ -516,7 +506,6 @@ DEPENDENCIES
   rails_12factor
   rb-readline
   recurrence
-  redis-namespace
   repost
   responders (~> 2.0)
   rolify
@@ -526,9 +515,8 @@ DEPENDENCIES
   sdoc (~> 0.4.0)
   seed_dump
   sha3
-  sidekiq (>= 3.4.2)
+  sidekiq (>= 6.0.7)
   sidekiq-cron
-  sinatra
   spring
   spring-watcher-listen (~> 2.0.0)
   stripe (= 5.1.1)
diff --git a/README.md b/README.md
index 85ca8fa94..41918d48e 100644
--- a/README.md
+++ b/README.md
@@ -28,8 +28,8 @@ Fab-manager is a Ruby on Rails / AngularJS web application that runs on the foll
 
 - Ubuntu LTS 14.04+ / Debian 8+
 - Ruby 2.6
-- Redis 2.8.4+
-- Sidekiq 3.3.4+
+- Redis 6
+- Sidekiq 6
 - Elasticsearch 5.6
 - PostgreSQL 9.6
 
diff --git a/config/initializers/sidekiq.rb b/config/initializers/sidekiq.rb
index dfb92c5d4..8c957c3a8 100644
--- a/config/initializers/sidekiq.rb
+++ b/config/initializers/sidekiq.rb
@@ -1,16 +1,10 @@
 # frozen_string_literal: true
 
-namespace = if Rails.env.staging?
-              'fablab_staging'
-            else
-              'fablab'
-            end
-
 redis_host = ENV['REDIS_HOST'] || 'localhost'
 redis_url = "redis://#{redis_host}:6379"
 
 Sidekiq.configure_server do |config|
-  config.redis = { url: redis_url, namespace: namespace }
+  config.redis = { url: redis_url }
 
   # load sidekiq-cron schedule config
   schedule_file = 'config/schedule.yml'
@@ -22,7 +16,7 @@ Sidekiq.configure_server do |config|
 end
 
 Sidekiq.configure_client do |config|
-  config.redis = { url: redis_url, namespace: namespace }
+  config.redis = { url: redis_url }
 end
 
 Sidekiq::Extensions.enable_delay!
diff --git a/docker/development/docker-compose.yml b/docker/development/docker-compose.yml
index 5397f7cd5..af5d4e3c5 100644
--- a/docker/development/docker-compose.yml
+++ b/docker/development/docker-compose.yml
@@ -52,7 +52,7 @@ services:
     #  - "5601:5601"
 
   redis:
-    image: redis:5
+    image: redis:6-alpine
     volumes:
       - ${PWD}/redis:/data
     restart: always
diff --git a/scripts/redis-upgrade.sh b/scripts/redis-upgrade.sh
new file mode 100755
index 000000000..b023a52b9
--- /dev/null
+++ b/scripts/redis-upgrade.sh
@@ -0,0 +1,86 @@
+#!/usr/bin/env bash
+
+config()
+{
+  if [ "$(whoami)" = "root" ]
+  then
+    echo "It is not recommended to run this script as root. As a normal user, elevation will be prompted if needed."
+    read -rp "Continue anyway? (Y/n) " confirm </dev/tty
+    if [[ "$confirm" = "n" ]]; then exit 1; fi
+  else
+    if ! groups | grep docker; then
+      echo "Please add your current user to the docker group."
+      echo "You can run the following as root: \"usermod -aG docker $(whoami)\", then logout and login again"
+      echo "current user is not allowed to use docker, exiting..."
+      exit 1
+    fi
+  fi
+  FM_PATH=$(pwd)
+  TYPE="NOT-FOUND"
+  read -rp "Is Fab-manager installed at \"$FM_PATH\"? (y/N) " confirm </dev/tty
+  if [ "$confirm" = "y" ]; then
+    test_docker_compose
+    if [[ "$TYPE" = "NOT-FOUND" ]]
+    then
+      echo "Redis was not found on the current system, exiting..."
+      exit 2
+    fi
+  else
+    echo "Please run this script from the Fab-manager's installation folder"
+    exit 1
+  fi
+}
+
+test_docker_compose()
+{
+  if [[ -f "$FM_PATH/docker-compose.yml" ]]
+  then
+    docker-compose ps | grep redis
+    if [[ $? = 0 ]]
+    then
+      TYPE="DOCKER-COMPOSE"
+    fi
+  fi
+}
+
+yq() {
+  docker run --rm -i -v "${FM_PATH}:/workdir" mikefarah/yq yq "$@"
+}
+
+
+docker_down()
+{
+  docker-compose down
+}
+
+proceed_upgrade()
+{
+  yq w -i docker-compose.yml services.redis.image redis:6-alpine
+}
+
+
+docker_up()
+{
+  docker-compose pull redis
+  docker-compose up -d
+}
+
+function trap_ctrlc()
+{
+  echo "Ctrl^C, exiting..."
+  exit 2
+}
+
+upgrade_redis()
+{
+  config
+  read -rp "Continue with upgrading? (y/N) " confirm </dev/tty
+  if [[ "$confirm" = "y" ]]; then
+    trap "trap_ctrlc" 2 # SIGINT
+    docker_down
+    proceed_upgrade
+    docker_up
+  fi
+}
+
+upgrade_redis "$@"
diff --git a/setup/docker-compose.yml b/setup/docker-compose.yml
index c6f77fd49..aaee69513 100644
--- a/setup/docker-compose.yml
+++ b/setup/docker-compose.yml
@@ -44,7 +44,7 @@ services:
     restart: always
 
   redis:
-    image: redis:3.0
+    image: redis:6-alpine
     volumes:
       - ${PWD}/redis:/data
     restart: always