diff --git a/Gemfile b/Gemfile
index 96697d841..cd30fb5ab 100644
--- a/Gemfile
+++ b/Gemfile
@@ -35,7 +35,7 @@ gem 'pretender'
 # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
 # gem 'jbuilder', '~> 2.7'
 # Use Redis adapter to run Action Cable in production
-# gem 'redis', '~> 4.0'
+gem 'redis', '~> 4.0'
 
 # Use Capistrano for deployment
 # gem 'capistrano-rails', group: :development
diff --git a/Gemfile.lock b/Gemfile.lock
index c20d5bb69..b9138a1c1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -279,6 +279,7 @@ GEM
       execjs
       railties (>= 3.2)
       tilt
+    redis (4.8.1)
     regexp_parser (2.8.0)
     responders (3.1.0)
       actionpack (>= 5.2)
@@ -385,6 +386,7 @@ DEPENDENCIES
   puma (~> 4.1)
   rails (~> 6.1)
   react-rails
+  redis (~> 4.0)
   rubocop-rails
   rubyzip
   selenium-webdriver
diff --git a/config/cable.yml b/config/cable.yml
index 9c9ea91ac..86a5e10a6 100644
--- a/config/cable.yml
+++ b/config/cable.yml
@@ -4,13 +4,13 @@
 # test:
 #   adapter: test
 #
-# production:
-#   adapter: redis
-#   url: <%= ENV.fetch("REDIS_URL") { "redis://localhost:6379/1" } %>
-#   channel_prefix: hourglass_production
-
 production:
-  adapter: postgresql
+  adapter: redis
+  url: <%= ENV.fetch("REDIS_URL") { "redis://localhost:6379/1" } %>
+  channel_prefix: hourglass_production
+
+# production:
+#   adapter: postgresql
 
 development:
   adapter: postgresql