diff --git a/packages/redux-devtools-inspector-monitor/src/ActionPreview.tsx b/packages/redux-devtools-inspector-monitor/src/ActionPreview.tsx
index 5fbf4f3c..0d28d107 100644
--- a/packages/redux-devtools-inspector-monitor/src/ActionPreview.tsx
+++ b/packages/redux-devtools-inspector-monitor/src/ActionPreview.tsx
@@ -1,7 +1,7 @@
 import React, { Component } from 'react';
 import { Base16Theme } from 'redux-devtools-themes';
 import { Action } from 'redux';
-import { StylingFunction } from 'react-base16-styling';
+import type { StylingFunction } from 'react-base16-styling';
 import { PerformAction } from '@redux-devtools/core';
 import { Delta } from 'jsondiffpatch';
 import { DEFAULT_STATE, DevtoolsInspectorState } from './redux';
diff --git a/packages/redux-devtools-inspector-monitor/src/index.ts b/packages/redux-devtools-inspector-monitor/src/index.ts
index 0b0cd949..2861d4e5 100644
--- a/packages/redux-devtools-inspector-monitor/src/index.ts
+++ b/packages/redux-devtools-inspector-monitor/src/index.ts
@@ -1,3 +1,4 @@
+export type { StylingFunction } from 'react-base16-styling';
 export { default as InspectorMonitor } from './DevtoolsInspector';
 export type { Tab, TabComponentProps } from './ActionPreview';
 export type { DevtoolsInspectorState } from './redux';
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';