diff --git a/lms/envs/production.py b/lms/envs/production.py
index fea4cdbd0a..2679a6ec15 100644
--- a/lms/envs/production.py
+++ b/lms/envs/production.py
@@ -1090,6 +1090,9 @@ RETIREMENT_SERVICE_WORKER_USERNAME = ENV_TOKENS.get(
 )
 RETIREMENT_STATES = ENV_TOKENS.get('RETIREMENT_STATES', RETIREMENT_STATES)
 
+############### Settings for Username Replacement ###############
+USERNAME_REPLACEMENT_WORKER = ENV_TOKENS.get('USERNAME_REPLACEMENT_WORKER', USERNAME_REPLACEMENT_WORKER)
+
 ############## Settings for Course Enrollment Modes ######################
 COURSE_ENROLLMENT_MODES = ENV_TOKENS.get('COURSE_ENROLLMENT_MODES', COURSE_ENROLLMENT_MODES)