diff --git a/.env.production.sample b/.env.production.sample
index 65f3f9d1f..2c60040b6 100644
--- a/.env.production.sample
+++ b/.env.production.sample
@@ -276,3 +276,8 @@ MAX_POLL_OPTION_CHARS=100
 # Units are in bytes
 MAX_EMOJI_SIZE=51200
 MAX_REMOTE_EMOJI_SIZE=204800
+
+# Customize the X-Clacks-Overhead header to honor someone's name or legacy.
+# If unset, this defaults to "GNU Natalie Nguyen". If set to an empty string,
+# the header is disabled.
+# CLACKS_OVERHEAD=GNU Natalie Nguyen
diff --git a/config/environments/production.rb b/config/environments/production.rb
index bf6b5d88e..0241502a3 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -122,8 +122,11 @@ Rails.application.configure do
     'Permissions-Policy'      => 'interest-cohort=()',
     'Referrer-Policy'         => 'same-origin',
     'Strict-Transport-Security' => 'max-age=63072000; includeSubDomains; preload',
-    'X-Clacks-Overhead' => 'GNU Natalie Nguyen'
   }
 
+  if not (clacks_overhead = ENV.fetch('CLACKS_OVERHEAD', 'GNU Natalie Nguyen')).empty?
+    config.action_dispatch.default_headers['X-Clacks-Overhead'] = clacks_overhead
+  end
+
   config.x.otp_secret = ENV.fetch('OTP_SECRET')
 end