diff --git a/js/src/common/concerns/ComponentProps.ts b/js/src/common/concerns/ComponentProps.ts
new file mode 100644
index 000000000..ae7b613e0
--- /dev/null
+++ b/js/src/common/concerns/ComponentProps.ts
@@ -0,0 +1,11 @@
+import { ComponentProps } from '../Component';
+import Discussion from '../models/Discussion';
+import Post from '../models/Post';
+
+export interface DiscussionProp extends ComponentProps {
+    discussion: Discussion;
+}
+
+export interface PostProp extends ComponentProps {
+    post: Post;
+}
diff --git a/js/src/forum/components/Post.tsx b/js/src/forum/components/Post.tsx
index 5bbcf5e81..97484eeb7 100644
--- a/js/src/forum/components/Post.tsx
+++ b/js/src/forum/components/Post.tsx
@@ -4,11 +4,7 @@ import PostControls from '../utils/PostControls';
 import listItems from '../../common/helpers/listItems';
 import ItemList from '../../common/utils/ItemList';
 import SubtreeRetainer from '../../common/utils/SubtreeRetainer';
-import PostModel from '../../common/models/Post';
-
-export interface PostProps extends ComponentProps {
-    post: PostModel;
-}
+import { PostProp } from '../../common/concerns/ComponentProps';
 
 /**
  * The `Post` component displays a single post. The basic post template just
@@ -17,7 +13,7 @@ export interface PostProps extends ComponentProps {
  *
  * @abstract
  */
-export default class Post<T extends PostProps = PostProps> extends Component<PostProps> {
+export default class Post<T extends PostProp = PostProp> extends Component<T> {
     loading = false;
     controlsOpen = false;