diff --git a/assets/javascripts/wizard/components/wizard-category-selector.js.es6 b/assets/javascripts/wizard/components/wizard-category-selector.js.es6
index 10da029f..3ddc4c00 100644
--- a/assets/javascripts/wizard/components/wizard-category-selector.js.es6
+++ b/assets/javascripts/wizard/components/wizard-category-selector.js.es6
@@ -3,6 +3,7 @@ import { computed } from "@ember/object";
 import { makeArray } from "discourse-common/lib/helpers";
 
 export default CategorySelector.extend({
+  classNames: ["category-selector", "wizard-category-selector"],
   content: computed(
     "categories.[]",
     "blacklist.[]",
diff --git a/assets/stylesheets/wizard/custom/field.scss b/assets/stylesheets/wizard/custom/field.scss
index f2bb3aa0..cb6f0635 100644
--- a/assets/stylesheets/wizard/custom/field.scss
+++ b/assets/stylesheets/wizard/custom/field.scss
@@ -173,4 +173,8 @@
       }
     }
   }
+
+  .wizard-category-selector {
+    width: 500px;
+  }
 }
diff --git a/plugin.rb b/plugin.rb
index 90376489..900b5774 100644
--- a/plugin.rb
+++ b/plugin.rb
@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 # name: discourse-custom-wizard
 # about: Create custom wizards
-# version: 1.17.1
+# version: 1.17.2
 # authors: Angus McLeod
 # url: https://github.com/paviliondev/discourse-custom-wizard
 # contact emails: angus@thepavilion.io