diff --git a/playground/matplus/thies-marwitz/create-part-information-exampledata.json b/playground/matplus/thies-marwitz/create-part-information-exampledata.json
index 41b5f1b5..e3a61743 100644
--- a/playground/matplus/thies-marwitz/create-part-information-exampledata.json
+++ b/playground/matplus/thies-marwitz/create-part-information-exampledata.json
@@ -1,5 +1,5 @@
 {
-  "partNumber": "Chuck",
+  "partNumber": "12345",
   "serialNumber": "12345",
   "confirmationNumber": "01",
   "partDesignation": "1234",