diff --git a/vendor/magento/magento2-base/lib/web/mage/requirejs/mixins.js b/vendor/magento/magento2-base/lib/web/mage/requirejs/mixins.js
--- a/vendor/magento/magento2-base/lib/web/mage/requirejs/mixins.js
+++ b/vendor/magento/magento2-base/lib/web/mage/requirejs/mixins.js
@@ -13,20 +13,22 @@
         unbundledContext = contexts[unbundledContextName] = require.s.newContext(unbundledContextName),
         defaultConfig = defContext.config,
         unbundledConfig = {
             baseUrl: defaultConfig.baseUrl,
             paths: defaultConfig.paths,
             shim: defaultConfig.shim,
             config: defaultConfig.config,
             map: defaultConfig.map
         },
         rjsMixins;
+
+    unbundledContext.nameToUrl = defContext.nameToUrl;
 
     /**
      * Prepare a separate context where modules are not assigned to bundles
      * so we are able to get their true path and corresponding mixins.
      */
     unbundledContext.configure(unbundledConfig);
 
     /**
      * Checks if specified string contains
      * a plugin spacer '!' substring.