diff --git a/config/environments/development.rb b/config/environments/development.rb
index 3cbfd12b7..765209d1a 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -19,8 +19,9 @@
   if Rails.root.join("tmp/caching-dev.txt").exist?
     config.action_controller.perform_caching = true
 
-    if ENV["REDIS_CACHE_URL"] # rubocop:disable Style/ConditionalAssignment
+    if ENV["REDIS_CACHE_URL"]
       config.cache_store = :redis_cache_store, { url: ENV.fetch("REDIS_CACHE_URL", nil) }
+      config.session_store(:cache_store, key: "decidim_session")
     else
       config.cache_store = :memory_store
     end