diff --git a/fp/_convertBrowser.js b/fp/_convertBrowser.js
index 1874a5423..bde030dc0 100644
--- a/fp/_convertBrowser.js
+++ b/fp/_convertBrowser.js
@@ -12,7 +12,7 @@ function browserConvert(lodash, options) {
   return baseConvert(lodash, lodash, options);
 }
 
-if (typeof _ == 'function') {
+if (typeof _ == 'function' && typeof _.runInContext == 'function') {
   _ = browserConvert(_.runInContext());
 }
 module.exports = browserConvert;