diff --git a/demo-applications/customer-b2c/datasets/start-1-Nicknames.xlsx b/demo-applications/customer-b2c/datasets/start-1-Nicknames.xlsx
index f534526..05d7d76 100644
Binary files a/demo-applications/customer-b2c/datasets/start-1-Nicknames.xlsx and b/demo-applications/customer-b2c/datasets/start-1-Nicknames.xlsx differ