diff --git a/.env.production.sample b/.env.production.sample
index 9ff63c49ef1..52a2838cbf5 100644
--- a/.env.production.sample
+++ b/.env.production.sample
@@ -88,3 +88,27 @@ S3_ALIAS_HOST=files.example.com
 # -----------------------
 IP_RETENTION_PERIOD=31556952
 SESSION_RETENTION_PERIOD=31556952
+
+# Fetch All Replies Behavior
+# --------------------------
+
+# Period to wait between fetching replies (in minutes)
+FETCH_REPLIES_COOLDOWN_MINUTES=15
+
+# Period to wait after a post is first created before fetching its replies (in minutes)
+FETCH_REPLIES_INITIAL_WAIT_MINUTES=5
+
+# Max number of replies to fetch - total, recursively through a whole reply tree
+FETCH_REPLIES_MAX_GLOBAL=1000
+
+# Max number of replies to fetch - for a single post
+FETCH_REPLIES_MAX_SINGLE=500
+
+# Max number of replies Collection pages to fetch - total
+FETCH_REPLIES_MAX_PAGES=500
+
+# Maximum allowed poll options
+MAX_POLL_OPTIONS=4
+
+# Maximum allowed poll option characters
+MAX_POLL_OPTION_CHARS=50
diff --git a/app/validators/poll_options_validator.rb b/app/validators/poll_options_validator.rb
index fd29fc1b443..646e8f98267 100644
--- a/app/validators/poll_options_validator.rb
+++ b/app/validators/poll_options_validator.rb
@@ -1,8 +1,8 @@
 # frozen_string_literal: true
 
 class PollOptionsValidator < ActiveModel::Validator
-  MAX_OPTIONS      = 4
-  MAX_OPTION_CHARS = 50
+  MAX_OPTIONS      = (ENV['MAX_POLL_OPTIONS'] || 4).to_i
+  MAX_OPTION_CHARS = (ENV['MAX_POLL_OPTION_CHARS'] || 50).to_i
 
   def validate(poll)
     poll.errors.add(:options, I18n.t('polls.errors.too_few_options')) unless poll.options.size > 1