diff --git a/lib/waterline/error/WLError.js b/lib/waterline/error/WLError.js
index fb9993d7a..e2b5aaac0 100644
--- a/lib/waterline/error/WLError.js
+++ b/lib/waterline/error/WLError.js
@@ -16,7 +16,10 @@ function WLError(properties) {
   // Fold defined properties into the new WLError instance.
   properties || (properties = { });
   _.extend(this, properties);
-
+  
+  if (_.isObject(properties) && properties instanceof Error) {
+    this.originalError = properties;
+  }
   // Generate stack trace
   // (or use `originalError` if it is a true error instance)
   if (_.isObject(this.originalError) && this.originalError instanceof Error) {