diff --git a/packages/redux-devtools-ui/src/index.ts b/packages/redux-devtools-ui/src/index.ts
index fdfad8bd..58b36732 100644
--- a/packages/redux-devtools-ui/src/index.ts
+++ b/packages/redux-devtools-ui/src/index.ts
@@ -1,3 +1,5 @@
+export type { Base16Theme } from 'base16';
+
 export { default as Container } from './Container';
 export { default as Button } from './Button';
 export { default as ContextMenu } from './ContextMenu';