diff --git a/config/application.rb b/config/application.rb
index d255ff0719f52405d2d0d9eac1868d6bb4027d03..33d7b881fa439fc0b46afc337f9134c8705bcc60 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -31,7 +31,7 @@ module Gitlab
     config.encoding = "utf-8"
 
     # Configure sensitive parameters which will be filtered from the log file.
-    config.filter_parameters.push(:password, :password_confirmation, :private_token, :otp_attempt)
+    config.filter_parameters.push(:password, :password_confirmation, :private_token, :otp_attempt, :variables)
 
     # Enable escaping HTML in JSON.
     config.active_support.escape_html_entities_in_json = true