diff --git a/app/assets/javascripts/discourse/models/composer.js b/app/assets/javascripts/discourse/models/composer.js
index bb42dc704..bb33e6456 100644
--- a/app/assets/javascripts/discourse/models/composer.js
+++ b/app/assets/javascripts/discourse/models/composer.js
@@ -328,7 +328,7 @@ Discourse.Composer = Discourse.Model.extend({
     }
 
     this.setProperties({
-      categoryId: opts.categoryId || this.get('topic.category.id'),
+      categoryName: opts.categoryName || this.get('topic.category.name'),
       archetypeId: opts.archetypeId || Discourse.Site.currentProp('default_archetype'),
       metaData: opts.metaData ? Em.Object.create(opts.metaData) : null,
       reply: opts.reply || this.get("reply") || ""
@@ -398,9 +398,16 @@ Discourse.Composer = Discourse.Model.extend({
       var topic = this.get('topic');
       topic.setProperties({
         title: this.get('title'),
-        fancy_title: this.get('title'),
-        category_id: parseInt(this.get('categoryId'), 10)
+        fancy_title: this.get('title')
       });
+
+      var category = Discourse.Category.list().findProperty('name', this.get('categoryName'));
+      if (category) {
+        topic.setProperties({
+          categoryName: category.get('name'),
+          category_id: category.get('id')
+        });
+      }
       topic.save();
     }
 
@@ -440,7 +447,7 @@ Discourse.Composer = Discourse.Model.extend({
     var createdPost = Discourse.Post.create({
       raw: this.get('reply'),
       title: this.get('title'),
-      category: this.get('categoryId'),
+      category: this.get('categoryName'),
       topic_id: this.get('topic.id'),
       reply_to_post_number: post ? post.get('post_number') : null,
       imageSizes: opts.imageSizes,
@@ -537,7 +544,7 @@ Discourse.Composer = Discourse.Model.extend({
       reply: this.get('reply'),
       action: this.get('action'),
       title: this.get('title'),
-      categoryId: this.get('categoryId'),
+      categoryName: this.get('categoryName'),
       postId: this.get('post.id'),
       archetypeId: this.get('archetypeId'),
       metaData: this.get('metaData'),
diff --git a/app/assets/javascripts/discourse/templates/composer.js.handlebars b/app/assets/javascripts/discourse/templates/composer.js.handlebars
index 4cd705ff4..3064aeebf 100644
--- a/app/assets/javascripts/discourse/templates/composer.js.handlebars
+++ b/app/assets/javascripts/discourse/templates/composer.js.handlebars
@@ -46,7 +46,7 @@
 
             {{#unless model.creatingPrivateMessage}}
               <div class="category-input">
-                {{categoryChooser valueAttribute="id" value=model.categoryId}}
+                {{categoryChooser valueAttribute="name" value=model.categoryName}}
                 {{popupInputTip validation=view.categoryValidation shownAt=view.showCategoryTip}}
               </div>
               {{#if model.archetype.hasOptions}}
diff --git a/lib/topic_creator.rb b/lib/topic_creator.rb
index 42d0e9127..f11e4a341 100644
--- a/lib/topic_creator.rb
+++ b/lib/topic_creator.rb
@@ -39,14 +39,7 @@ class TopicCreator
     topic_params[:archetype] = @opts[:archetype] if @opts[:archetype].present?
     topic_params[:subtype] = @opts[:subtype] if @opts[:subtype].present?
 
-    # Temporary fix to allow older clients to create topics.
-    # When all clients are updated the category variable should
-    # be set directly to the contents of the if statement.
-    category = if @opts[:category].is_a? Integer || @opts[:category] =~ /^\d+$/
-      Category.where(id: @opts[:category]).first
-    else
-      Category.where(name: @opts[:category]).first
-    end
+    category = Category.where(name: @opts[:category]).first
 
     @guardian.ensure_can_create!(Topic,category)
     topic_params[:category_id] = category.id if category.present?
diff --git a/spec/components/post_creator_spec.rb b/spec/components/post_creator_spec.rb
index 528367c01..767e1ca13 100644
--- a/spec/components/post_creator_spec.rb
+++ b/spec/components/post_creator_spec.rb
@@ -17,7 +17,7 @@ describe PostCreator do
     let(:image_sizes) { {'http://an.image.host/image.jpg' => {"width" => 111, "height" => 222}} }
 
     let(:creator) { PostCreator.new(user, basic_topic_params) }
-    let(:creator_with_category) { PostCreator.new(user, basic_topic_params.merge(category: category.id )) }
+    let(:creator_with_category) { PostCreator.new(user, basic_topic_params.merge(category: category.name )) }
     let(:creator_with_meta_data) { PostCreator.new(user, basic_topic_params.merge(meta_data: {hello: "world"} )) }
     let(:creator_with_image_sizes) { PostCreator.new(user, basic_topic_params.merge(image_sizes: image_sizes)) }
 
@@ -75,7 +75,7 @@ describe PostCreator do
         reply = nil
 
         messages = MessageBus.track_publish do
-          created_post = PostCreator.new(admin, basic_topic_params.merge(category: cat.id)).create
+          created_post = PostCreator.new(admin, basic_topic_params.merge(category: cat.name)).create
           reply = PostCreator.new(admin, raw: "this is my test reply 123 testing", topic_id: created_post.topic_id).create
         end
 
diff --git a/spec/models/category_featured_topic_spec.rb b/spec/models/category_featured_topic_spec.rb
index 28119a786..bde98f0ee 100644
--- a/spec/models/category_featured_topic_spec.rb
+++ b/spec/models/category_featured_topic_spec.rb
@@ -8,7 +8,7 @@ describe CategoryFeaturedTopic do
   context 'feature_topics_for' do
     let(:user)           { Fabricate(:user) }
     let(:category)       { Fabricate(:category) }
-    let!(:category_post) { PostCreator.create(user, raw: "I put this post in the category", title: "categorize THIS", category: category.id) }
+    let!(:category_post) { PostCreator.create(user, raw: "I put this post in the category", title: "categorize THIS", category: category.name) }
 
     it "should feature topics for a secure category" do
 
@@ -26,7 +26,7 @@ describe CategoryFeaturedTopic do
     end
 
     it 'should not include invisible topics' do
-      invisible_post = PostCreator.create(user, raw: "Don't look at this post because it's awful.", title: "not visible to anyone", category: category.id)
+      invisible_post = PostCreator.create(user, raw: "Don't look at this post because it's awful.", title: "not visible to anyone", category: category.name)
       invisible_post.topic.update_status('visible', false, Fabricate(:admin))
       CategoryFeaturedTopic.feature_topics_for(category)
       CategoryFeaturedTopic.count.should == 1