diff --git a/framework/core/js/dist-typings/@types/translator-icu-rich.d.ts b/framework/core/js/dist-typings/@types/translator-icu-rich.d.ts
new file mode 100644
index 000000000..08fb52765
--- /dev/null
+++ b/framework/core/js/dist-typings/@types/translator-icu-rich.d.ts
@@ -0,0 +1,26 @@
+declare module '@askvortsov/rich-icu-message-formatter' {
+  type IValues = Record<string, any>;
+
+  type ITypeHandler = (
+    value: string,
+    matches: string,
+    locale: string,
+    values: IValues,
+    format: (message: string, values: IValues) => string
+  ) => string;
+  type IRichHandler = (tag: any, values: IValues, contents: string) => any;
+
+  type ValueOrArray<T> = T | ValueOrArray<T>[];
+  type NestedStringArray = ValueOrArray<string>;
+
+  export class RichMessageFormatter {
+    locale: string | null;
+    constructor(locale: string | null, typeHandlers: Record<string, ITypeHandler>, richHandler: IRichHandler);
+
+    format(message: string, values: IValues): string;
+    process(message: string, values: IValues): NestedStringArray;
+    rich(message: string, values: IValues): NestedStringArray;
+  }
+
+  export function mithrilRichHandler(tag: any, values: IValues, contents: string): any;
+}
diff --git a/framework/core/js/dist-typings/@types/translator-icu.d.ts b/framework/core/js/dist-typings/@types/translator-icu.d.ts
new file mode 100644
index 000000000..d1ed498f5
--- /dev/null
+++ b/framework/core/js/dist-typings/@types/translator-icu.d.ts
@@ -0,0 +1,17 @@
+declare module '@ultraq/icu-message-formatter' {
+  export function pluralTypeHandler(
+    value: string,
+    matches: string,
+    locale: string,
+    values: Record<string, any>,
+    format: (text: string, values: Record<string, any>) => string
+  ): string;
+
+  export function selectTypeHandler(
+    value: string,
+    matches: string,
+    locale: string,
+    values: Record<string, any>,
+    format: (text: string, values: Record<string, any>) => string
+  ): string;
+}
diff --git a/framework/core/js/dist-typings/admin/components/LoadingModal.d.ts b/framework/core/js/dist-typings/admin/components/LoadingModal.d.ts
index 260ee71ba..a58441234 100644
--- a/framework/core/js/dist-typings/admin/components/LoadingModal.d.ts
+++ b/framework/core/js/dist-typings/admin/components/LoadingModal.d.ts
@@ -1,4 +1,4 @@
-/// <reference path="../../../src/common/translator-icu-rich.d.ts" />
+/// <reference path="../../@types/translator-icu-rich.d.ts" />
 import Modal, { IInternalModalAttrs } from '../../common/components/Modal';
 export interface ILoadingModalAttrs extends IInternalModalAttrs {
 }
diff --git a/framework/core/js/dist-typings/admin/components/ReadmeModal.d.ts b/framework/core/js/dist-typings/admin/components/ReadmeModal.d.ts
index 1d101ea2e..c56fbfe41 100644
--- a/framework/core/js/dist-typings/admin/components/ReadmeModal.d.ts
+++ b/framework/core/js/dist-typings/admin/components/ReadmeModal.d.ts
@@ -1,4 +1,4 @@
-/// <reference path="../../../src/common/translator-icu-rich.d.ts" />
+/// <reference path="../../@types/translator-icu-rich.d.ts" />
 import Modal, { IInternalModalAttrs } from '../../common/components/Modal';
 import ExtensionReadme from '../models/ExtensionReadme';
 import type Mithril from 'mithril';
diff --git a/framework/core/js/dist-typings/admin/components/UserListPage.d.ts b/framework/core/js/dist-typings/admin/components/UserListPage.d.ts
index bec9cb23f..1755a4b4b 100644
--- a/framework/core/js/dist-typings/admin/components/UserListPage.d.ts
+++ b/framework/core/js/dist-typings/admin/components/UserListPage.d.ts
@@ -1,4 +1,4 @@
-/// <reference path="../../../src/common/translator-icu-rich.d.ts" />
+/// <reference path="../../@types/translator-icu-rich.d.ts" />
 import type Mithril from 'mithril';
 import type User from '../../common/models/User';
 import ItemList from '../../common/utils/ItemList';
diff --git a/framework/core/js/dist-typings/common/Translator.d.ts b/framework/core/js/dist-typings/common/Translator.d.ts
index 75f4c9955..27dfe921b 100644
--- a/framework/core/js/dist-typings/common/Translator.d.ts
+++ b/framework/core/js/dist-typings/common/Translator.d.ts
@@ -1,4 +1,4 @@
-/// <reference path="../../src/common/translator-icu-rich.d.ts" />
+/// <reference path="../@types/translator-icu-rich.d.ts" />
 import { RichMessageFormatter } from '@askvortsov/rich-icu-message-formatter';
 import { pluralTypeHandler, selectTypeHandler } from '@ultraq/icu-message-formatter';
 declare type Translations = Record<string, string>;
diff --git a/framework/core/js/dist-typings/common/components/EditUserModal.d.ts b/framework/core/js/dist-typings/common/components/EditUserModal.d.ts
index d0df68b5e..52bf030b1 100644
--- a/framework/core/js/dist-typings/common/components/EditUserModal.d.ts
+++ b/framework/core/js/dist-typings/common/components/EditUserModal.d.ts
@@ -1,4 +1,4 @@
-/// <reference path="../../../src/common/translator-icu-rich.d.ts" />
+/// <reference path="../../@types/translator-icu-rich.d.ts" />
 import Modal, { IInternalModalAttrs } from './Modal';
 import ItemList from '../utils/ItemList';
 import Stream from '../utils/Stream';
diff --git a/framework/core/js/dist-typings/forum/components/ForgotPasswordModal.d.ts b/framework/core/js/dist-typings/forum/components/ForgotPasswordModal.d.ts
index 9de108223..14ad71b38 100644
--- a/framework/core/js/dist-typings/forum/components/ForgotPasswordModal.d.ts
+++ b/framework/core/js/dist-typings/forum/components/ForgotPasswordModal.d.ts
@@ -1,4 +1,4 @@
-/// <reference path="../../../src/common/translator-icu-rich.d.ts" />
+/// <reference path="../../@types/translator-icu-rich.d.ts" />
 import Modal, { IInternalModalAttrs } from '../../common/components/Modal';
 import Stream from '../../common/utils/Stream';
 import Mithril from 'mithril';
diff --git a/framework/core/js/dist-typings/forum/components/LogInModal.d.ts b/framework/core/js/dist-typings/forum/components/LogInModal.d.ts
index f040925d9..4df8c0989 100644
--- a/framework/core/js/dist-typings/forum/components/LogInModal.d.ts
+++ b/framework/core/js/dist-typings/forum/components/LogInModal.d.ts
@@ -1,4 +1,4 @@
-/// <reference path="../../../src/common/translator-icu-rich.d.ts" />
+/// <reference path="../../@types/translator-icu-rich.d.ts" />
 import Modal, { IInternalModalAttrs } from '../../common/components/Modal';
 import ItemList from '../../common/utils/ItemList';
 import Stream from '../../common/utils/Stream';
diff --git a/framework/core/js/dist-typings/forum/components/SignUpModal.d.ts b/framework/core/js/dist-typings/forum/components/SignUpModal.d.ts
index 804cd8bb6..592c8844b 100644
--- a/framework/core/js/dist-typings/forum/components/SignUpModal.d.ts
+++ b/framework/core/js/dist-typings/forum/components/SignUpModal.d.ts
@@ -1,4 +1,4 @@
-/// <reference path="../../../src/common/translator-icu-rich.d.ts" />
+/// <reference path="../../@types/translator-icu-rich.d.ts" />
 import Modal, { IInternalModalAttrs } from '../../common/components/Modal';
 import ItemList from '../../common/utils/ItemList';
 import Stream from '../../common/utils/Stream';