diff --git a/lib/record-serialization.js b/lib/record-serialization.js
index 49f17592..b9655f69 100644
--- a/lib/record-serialization.js
+++ b/lib/record-serialization.js
@@ -15,6 +15,7 @@ const USE_NATIVE_SERIALIZER = false;
 let [error, jstpNative] = safeRequire('../build/Release/jstp');
 
 if (error) {
+  console.warn(error.toString());
   [error, jstpNative] = safeRequire('../build/Debug/jstp');
 }