diff --git a/lib/marv-rdf-driver.js b/lib/marv-rdf-driver.js
index 024c1a6..75d2835 100644
--- a/lib/marv-rdf-driver.js
+++ b/lib/marv-rdf-driver.js
@@ -58,7 +58,7 @@ module.exports = (options) => {
   function createValidationError(validate) {
     let message;
     const errors = validate.errors;
-    const instancePath = errors[0].instancePath || 'migration script';
+    const instancePath = errors[0].instancePath;
     switch (errors[0].keyword) {
       case 'type': {
         const fault = errors[0].message