diff --git a/.rubocop.yml b/.rubocop.yml
index dda05fc8a..8f9cbdaa0 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -300,6 +300,10 @@ Rails/SkipsModelValidations:
 Rails/TimeZone:
   Enabled: true
 
+Rails/UniqueValidationWithoutIndex:
+  Enabled: true
+  Severity: refactor
+
 Rails/UnknownEnv:
   Enabled: true
   Environments: