diff --git a/mdl_rules.rb b/mdl_rules.rb
index 4dfe58e1c..c4e774c5e 100644
--- a/mdl_rules.rb
+++ b/mdl_rules.rb
@@ -2,7 +2,6 @@ all
 exclude_rule 'MD003'
 exclude_rule 'MD004'
 exclude_rule 'MD010'
-exclude_rule 'MD011'
 exclude_rule 'MD012'
 rule 'MD013', :line_length => 170
 exclude_rule 'MD014'