diff --git a/lib/stubs.js b/lib/stubs.js
index c69e7d3..8a61aa5 100644
--- a/lib/stubs.js
+++ b/lib/stubs.js
@@ -64,7 +64,7 @@ function importsFor(src, fullPath) {
   try {
     return parseModule(src);
   } catch (error) {
-    throw new Error('Error parsing code while looking for "npm:" imports in file: ' + fullPath + ' ' + error.stack || error);
+    throw new Error('Error parsing code while looking for "npm:" imports in file: ' + fullPath + '\n' + error.stack || error);
   }
 }