diff --git a/react-packager/src/AssetServer/index.js b/react-packager/src/AssetServer/index.js
index f03196cc..589bded7 100644
--- a/react-packager/src/AssetServer/index.js
+++ b/react-packager/src/AssetServer/index.js
@@ -28,9 +28,11 @@ function timeoutableDenodeify(fsFunc, timeout) {
   };
 }
 
-const stat = timeoutableDenodeify(fs.stat, 15000);
-const readDir = timeoutableDenodeify(fs.readdir, 15000);
-const readFile = timeoutableDenodeify(fs.readFile, 15000);
+const FS_OP_TIMEOUT = parseInt(process.env.REACT_NATIVE_FSOP_TIMEOUT, 10) || 15000;
+
+const stat = timeoutableDenodeify(fs.stat, FS_OP_TIMEOUT);
+const readDir = timeoutableDenodeify(fs.readdir, FS_OP_TIMEOUT);
+const readFile = timeoutableDenodeify(fs.readFile, FS_OP_TIMEOUT);
 
 const validateOpts = declareOpts({
   projectRoots: {