diff --git a/js/src/admin/components/AdminPage.tsx b/js/src/admin/components/AdminPage.tsx
index 981a246cc..8a3b4bc1f 100644
--- a/js/src/admin/components/AdminPage.tsx
+++ b/js/src/admin/components/AdminPage.tsx
@@ -13,8 +13,8 @@ import generateElementId from '../utils/generateElementId';
 import ColorPreviewInput from '../../common/components/ColorPreviewInput';
 
 export interface AdminHeaderOptions {
-  title: string;
-  description: string;
+  title: Mithril.Children;
+  description: Mithril.Children;
   icon: string;
   /**
    * Will be used as the class for the AdminPage.
diff --git a/js/src/admin/components/UserListPage.tsx b/js/src/admin/components/UserListPage.tsx
index 675104aea..3502a24f9 100644
--- a/js/src/admin/components/UserListPage.tsx
+++ b/js/src/admin/components/UserListPage.tsx
@@ -21,7 +21,7 @@ type ColumnData = {
   /**
    * Column title
    */
-  name: String;
+  name: Mithril.Children;
   /**
    * Component(s) to show for this column.
    */