diff --git a/.rubocop.yml b/.rubocop.yml
index 7da4d8d5..b7c4b92e 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -96,6 +96,8 @@ Metrics/BlockNesting:
 
 Metrics/ClassLength:
   Max: 575
+  Exclude:
+  - 'app/models/conference.rb'
 
 # avoid redundunt curly braces when it is obvious that hash is used
 Style/BracesAroundHashParameters: