diff --git a/shop/receiptgenerator.cpp b/shop/receiptgenerator.cpp
index e67cee3..5652361 100644
--- a/shop/receiptgenerator.cpp
+++ b/shop/receiptgenerator.cpp
@@ -61,9 +61,9 @@ void ReceiptGenerator::print()
 
     if (OpenPrinter((LPWSTR)printer.toStdWString().c_str(), &hPrinter, nullptr))
     {
-        docInfo.pDocName = (LPWSTR)"Uctenka";
+        docInfo.pDocName = (LPWSTR)(L"Uctenka");
         docInfo.pOutputFile = nullptr;
-        docInfo.pDatatype = (LPWSTR)"RAW";
+        docInfo.pDatatype = (LPWSTR)(L"RAW");
 
         dwJob = StartDocPrinter(hPrinter, 1, (LPBYTE)&docInfo);
         if (dwJob > 0)