diff --git a/ember-basic-dropdown/package.json b/ember-basic-dropdown/package.json
index 11ec12c8..5ad2b09d 100644
--- a/ember-basic-dropdown/package.json
+++ b/ember-basic-dropdown/package.json
@@ -92,7 +92,7 @@
     "@glimmer/component": "^1.1.2",
     "@glimmer/tracking": "^1.1.2",
     "@rollup/plugin-babel": "^6.0.4",
-    "@tsconfig/ember": "^2.0.0",
+    "@tsconfig/ember": "^3.0.3",
     "@types/ember": "^4.0.10",
     "@types/ember__application": "^4.0.10",
     "@types/ember__array": "^4.0.9",
diff --git a/ember-basic-dropdown/src/components/basic-dropdown-content.ts b/ember-basic-dropdown/src/components/basic-dropdown-content.ts
index c9af2cd1..fabf8549 100644
--- a/ember-basic-dropdown/src/components/basic-dropdown-content.ts
+++ b/ember-basic-dropdown/src/components/basic-dropdown-content.ts
@@ -11,7 +11,7 @@ import {
 import hasMoved from '../utils/has-moved.ts';
 import { isTesting } from '@embroider/macros';
 import { modifier } from 'ember-modifier';
-import { Dropdown } from './basic-dropdown.ts';
+import type { Dropdown } from './basic-dropdown.ts';
 
 export interface BasicDropdownContentSignature {
   Element: Element;
diff --git a/ember-basic-dropdown/src/components/basic-dropdown-trigger.ts b/ember-basic-dropdown/src/components/basic-dropdown-trigger.ts
index 009969ce..7a6af731 100644
--- a/ember-basic-dropdown/src/components/basic-dropdown-trigger.ts
+++ b/ember-basic-dropdown/src/components/basic-dropdown-trigger.ts
@@ -1,6 +1,6 @@
 import Component from '@glimmer/component';
 import { action } from '@ember/object';
-import { Dropdown } from './basic-dropdown';
+import type { Dropdown } from './basic-dropdown';
 
 interface BasicDropdownSignature {
   Element: Element;
diff --git a/ember-basic-dropdown/src/components/basic-dropdown.ts b/ember-basic-dropdown/src/components/basic-dropdown.ts
index 0bbcb985..656ccd3f 100644
--- a/ember-basic-dropdown/src/components/basic-dropdown.ts
+++ b/ember-basic-dropdown/src/components/basic-dropdown.ts
@@ -2,7 +2,8 @@ import Component from '@glimmer/component';
 import { tracked } from '@glimmer/tracking';
 import { action } from '@ember/object';
 import { guidFor } from '@ember/object/internals';
-import calculatePosition, {
+import calculatePosition from '../utils/calculate-position.ts';
+import type {
   CalculatePosition,
   CalculatePositionResult,
 } from '../utils/calculate-position.ts';
@@ -10,7 +11,7 @@ import { schedule } from '@ember/runloop';
 import { macroCondition, isTesting } from '@embroider/macros';
 import config from 'ember-get-config';
 import type Owner from '@ember/owner';
-import { ComponentLike } from '@glint/template';
+import type { ComponentLike } from '@glint/template';
 
 export interface DropdownActions {
   toggle: (e?: Event) => void;
diff --git a/ember-basic-dropdown/src/modifiers/basic-dropdown-trigger.ts b/ember-basic-dropdown/src/modifiers/basic-dropdown-trigger.ts
index afc50e84..7118c1af 100644
--- a/ember-basic-dropdown/src/modifiers/basic-dropdown-trigger.ts
+++ b/ember-basic-dropdown/src/modifiers/basic-dropdown-trigger.ts
@@ -1,9 +1,10 @@
-import Modifier, { ArgsFor, PositionalArgs, NamedArgs } from 'ember-modifier';
+import Modifier from 'ember-modifier';
+import type { ArgsFor, PositionalArgs, NamedArgs } from 'ember-modifier';
 import { assert } from '@ember/debug';
 import { action } from '@ember/object';
 import { isDestroyed, registerDestructor } from '@ember/destroyable';
 import hasMoved from '../utils/has-moved.ts';
-import { Dropdown } from '../components/basic-dropdown';
+import type { Dropdown } from '../components/basic-dropdown';
 import type Owner from '@ember/owner';
 
 interface Signature {
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index b3a5bd8e..8228bab1 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -385,8 +385,8 @@ importers:
         specifier: ^6.0.4
         version: 6.0.4(@babel/core@7.23.7)(rollup@4.9.5)
       '@tsconfig/ember':
-        specifier: ^2.0.0
-        version: 2.0.0
+        specifier: ^3.0.3
+        version: 3.0.3
       '@types/ember':
         specifier: ^4.0.10
         version: 4.0.10(@babel/core@7.23.7)
@@ -3540,10 +3540,6 @@ packages:
     engines: {node: '>=10.13.0'}
     dev: true
 
-  /@tsconfig/ember@2.0.0:
-    resolution: {integrity: sha512-RzbDYYcjxVdG8Ki0xe99HN3+nHTZe6EBgw6N7B3yup7QogVFQQxA9nY7X80j1XzF15xqetwWiYfAjv5lkkp0/A==}
-    dev: true
-
   /@tsconfig/ember@3.0.3:
     resolution: {integrity: sha512-StVVkcg/VxA+eDzBcTQAcnmmcmg1OxaV41OqFYluqVHpUX28TOD91DGg58n2AMU9ia27zeBBeVQiLsfmzuIV7w==}
     dev: true