diff --git a/config/application.yml.example b/config/application.yml.example
index 96da545127..24ac9068fb 100644
--- a/config/application.yml.example
+++ b/config/application.yml.example
@@ -56,3 +56,5 @@ SMTP_PASSWORD: 'f00d'
 # STRIPE_INSTANCE_PUBLISHABLE_KEY: "pk_test_xxxx" # This can be a test key or a live key
 # STRIPE_CLIENT_ID: "ca_xxxx" # This can be a development ID or a production ID
 # STRIPE_ENDPOINT_SECRET: "whsec_xxxx"
+
+MEMCACHED_VALUE_MAX_MEGABYTES: 4
diff --git a/config/environments/production.rb b/config/environments/production.rb
index 3d7803772d..af72e56b7d 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -40,7 +40,9 @@ Openfoodnetwork::Application.configure do
   # config.logger = SyslogLogger.new
 
   # Use a different cache store in production
-  config.cache_store = :dalli_store
+  memcached_value_max_megabytes = ENV.fetch("MEMCACHED_VALUE_MAX_MEGABYTES", 1).to_i
+  memcached_value_max_bytes = memcached_value_max_megabytes * 1024 * 1024
+  config.cache_store = :dalli_store, { value_max_bytes: memcached_value_max_bytes }
 
   # Enable serving of images, stylesheets, and JavaScripts from an asset server
   # config.action_controller.asset_host = "http://assets.example.com"
diff --git a/config/environments/staging.rb b/config/environments/staging.rb
index b0e1b96301..936897b31b 100644
--- a/config/environments/staging.rb
+++ b/config/environments/staging.rb
@@ -40,7 +40,9 @@ Openfoodnetwork::Application.configure do
   # config.logger = SyslogLogger.new
 
   # Use a different cache store in production
-  config.cache_store = :dalli_store
+  memcached_value_max_megabytes = ENV.fetch("MEMCACHED_VALUE_MAX_MEGABYTES", 1).to_i
+  memcached_value_max_bytes = memcached_value_max_megabytes * 1024 * 1024
+  config.cache_store = :dalli_store, { value_max_bytes: memcached_value_max_bytes }
 
   # Enable serving of images, stylesheets, and JavaScripts from an asset server
   # config.action_controller.asset_host = "http://assets.example.com"