diff --git a/app/models/leader_skill.rb b/app/models/leader_skill.rb
index 3a493af..07c4d64 100644
--- a/app/models/leader_skill.rb
+++ b/app/models/leader_skill.rb
@@ -1,5 +1,6 @@
 class LeaderSkill < ActiveRecord::Base
   has_paper_trail
 
-  validates :description, presence: true
+  validates :description, presence: true,
+                          uniqueness: { case_sensitive: false }
 end