diff --git a/extensions/ohif-i18n/src/index.js b/extensions/ohif-i18n/src/index.js
index f11da3c37..eb4f693e9 100755
--- a/extensions/ohif-i18n/src/index.js
+++ b/extensions/ohif-i18n/src/index.js
@@ -31,7 +31,8 @@ function getKeyForNameSpaces(key) {
 }
 
 function getLocales() {
-  const isWebpackEnv = typeof require.context === 'function';
+  const isWebpackEnv = !!require.context('./locales', true, /\.json$/);
+
   // require.context is exclusive from webpack, it's needed to escape inside jest
   if (!isWebpackEnv) {
     return {};