diff --git a/compose.smtpauth.yml b/compose.smtpauth.yml
index 8b23f8d..f6f92c0 100644
--- a/compose.smtpauth.yml
+++ b/compose.smtpauth.yml
@@ -8,12 +8,6 @@ services:
     secrets:
       - smtp_password
 
-  sidekiq:
-    environment:
-      - DISCOURSE_SMTP_PASSWORD_FILE=/var/run/secrets/smtp_password
-    secrets:
-      - smtp_password
-
 secrets:
   smtp_password:
     external: true