diff --git a/addon/components/paper-button.js b/addon/components/paper-button.js
index 29bcbb1de..5d2c4416d 100644
--- a/addon/components/paper-button.js
+++ b/addon/components/paper-button.js
@@ -3,7 +3,6 @@
  */
 import Focusable from './-focusable';
 import { action } from '@ember/object';
-import { assert } from '@ember/debug';
 
 /**
  * @class PaperButton
diff --git a/addon/components/paper-radio.js b/addon/components/paper-radio.js
index 4272b3ffb..45062aff9 100644
--- a/addon/components/paper-radio.js
+++ b/addon/components/paper-radio.js
@@ -3,7 +3,6 @@
  */
 import PaperRadioBase from './paper-radio-base';
 import { action } from '@ember/object';
-import { assert } from '@ember/debug';
 
 /**
  * @class PaperRadio
diff --git a/addon/components/paper-tab.js b/addon/components/paper-tab.js
index 79ad4a3a1..8bfc056c9 100644
--- a/addon/components/paper-tab.js
+++ b/addon/components/paper-tab.js
@@ -5,7 +5,6 @@ import Focusable from './-focusable';
 import { tracked } from '@glimmer/tracking';
 import { action } from '@ember/object';
 import { htmlSafe } from '@ember/template';
-import { assert } from '@ember/debug';
 
 /**
  * @class PaperTab