diff --git a/app/models/aspect.rb b/app/models/aspect.rb
index 2e6dca694..e58318569 100644
--- a/app/models/aspect.rb
+++ b/app/models/aspect.rb
@@ -17,6 +17,7 @@ class Aspect
   belongs_to :user, :class_name => 'User'
 
   validates_presence_of :name
+  validates_uniqueness_of :name, :scope => :user_id
 
   timestamps!
 
diff --git a/spec/models/aspect_spec.rb b/spec/models/aspect_spec.rb
index b3acbd028..e91d4a258 100644
--- a/spec/models/aspect_spec.rb
+++ b/spec/models/aspect_spec.rb
@@ -39,6 +39,21 @@ describe Aspect do
     end
   end
 
+  describe 'validation' do
+    before do
+      @aspect = @user.aspect(:name => 'losers')
+    end
+    it 'has a unique name for one user' do
+      aspect2 = @user.aspect(:name => @aspect.name)
+      aspect2.valid?.should be_false
+    end
+
+    it 'has no uniqueness between users' do
+      aspect2 = @user2.aspect(:name => @aspect.name)
+      aspect2.valid?.should be_true
+    end
+  end
+
   describe 'querying' do
     before do
       @aspect = @user.aspect(:name => 'losers')