diff --git a/packages/metro/src/ModuleGraph/types.flow.js b/packages/metro/src/ModuleGraph/types.flow.js
index 02967e84..c4561fd6 100644
--- a/packages/metro/src/ModuleGraph/types.flow.js
+++ b/packages/metro/src/ModuleGraph/types.flow.js
@@ -16,8 +16,6 @@ import type {BabelSourceMap} from 'babel-core';
 import type {Console} from 'console';
 import type {FBSourceMap, MetroSourceMap} from 'metro-source-map';
 
-export type {Transformer} from '../JSTransformer/worker';
-
 export type BuildResult = {|
   ...GraphResult,
   prependedScripts: $ReadOnlyArray<Module>,
diff --git a/packages/metro/src/ModuleGraph/worker/transform-module.js b/packages/metro/src/ModuleGraph/worker/transform-module.js
index d0d17137..653a31a9 100644
--- a/packages/metro/src/ModuleGraph/worker/transform-module.js
+++ b/packages/metro/src/ModuleGraph/worker/transform-module.js
@@ -27,12 +27,12 @@ const path = require('path');
 const {isAssetTypeAnImage} = require('../../Bundler/util');
 const {basename} = require('path');
 
+import type {Transformer} from '../../JSTransformer/worker';
 import type {HasteImpl} from '../../node-haste/Module';
 import type {
   ImageSize,
   TransformedCodeFile,
   TransformedSourceFile,
-  Transformer,
   TransformResult,
   TransformVariants,
 } from '../types.flow';