diff --git a/app/javascript/mastodon/features/ui/components/column_subheading.jsx b/app/javascript/mastodon/features/ui/components/column_subheading.jsx
deleted file mode 100644
index e970a0bfdd..0000000000
--- a/app/javascript/mastodon/features/ui/components/column_subheading.jsx
+++ /dev/null
@@ -1,15 +0,0 @@
-import PropTypes from 'prop-types';
-
-const ColumnSubheading = ({ text }) => {
-  return (
-    <div className='column-subheading'>
-      {text}
-    </div>
-  );
-};
-
-ColumnSubheading.propTypes = {
-  text: PropTypes.string.isRequired,
-};
-
-export default ColumnSubheading;
diff --git a/app/javascript/mastodon/features/ui/components/column_subheading.tsx b/app/javascript/mastodon/features/ui/components/column_subheading.tsx
new file mode 100644
index 0000000000..655cfe1da9
--- /dev/null
+++ b/app/javascript/mastodon/features/ui/components/column_subheading.tsx
@@ -0,0 +1,11 @@
+import React from 'react';
+
+interface Props {
+  text: string;
+}
+
+const ColumnSubheading: React.FC<Props> = ({ text }) => {
+  return <div className='column-subheading'>{text}</div>;
+};
+
+export default ColumnSubheading;