diff --git a/datei.h b/datei.h
index 9462db5..fbcde39 100755
--- a/datei.h
+++ b/datei.h
@@ -28,13 +28,13 @@
 // all generated files located in sudirectory "dynamic machine data - dmd"
 
 #define FILENAME_COMPORT            "../comport.csv"
-#define FILENAME_CONFIG             "/own/work2023/PSA1256ptu5/smd/DC2C_conf.json"
-#define FILENAME_DEVICE             "/own/work2023/PSA1256ptu5/smd/DC2C_device.json"
-#define FILENAME_CASH              "/own/work2023/PSA1256ptu5/smd/DC2C_cash.json"
-#define FILENAME_PRINT             "/own/work2023/PSA1256ptu5/smd/DC2C_print32.json"
-#define FILENAME_APSERVCONF        "../APserviceConfig.csv"
-
+#define FILENAME_APSERVCONF         "../APserviceConfig.csv"
 
+const QString config_path = QStringLiteral("/etc/psa_config/");
+const QString filename_config = QStringLiteral("DC2C_conf.json");
+const QString filename_device = QStringLiteral("DC2C_device.json");
+const QString filename_cash   = QStringLiteral("DC2C_cash.json");
+const QString filename_print  = QStringLiteral("DC2C_print32.json");
 
 // -------------------------------------------------------------------------------------------------
 // ------------------------------------------------------ create csv file -------------------------------
diff --git a/win13_json.cpp b/win13_json.cpp
index 21bede9..79d0f7b 100755
--- a/win13_json.cpp
+++ b/win13_json.cpp
@@ -109,6 +109,13 @@ T_win13::T_win13(hwinf *HWaccess, QWidget *parent) : QWidget(parent)
     myTO->setSingleShot(true);
     myTO->start(2000);
 
+
+    this->config_filename = QString(config_path) + QString(filename_config);
+    this->device_filename = QString(config_path) + QString(filename_device);
+    this->cash_filename   = QString(config_path) + QString(filename_cash);
+    this->print_filename  = QString(config_path) + QString(filename_print);
+
+
 }
 
 T_win13::~T_win13()
@@ -132,9 +139,9 @@ void T_win13::Nav_next(void)
 void T_win13::slot_pb1(void)
 {
     showFile->clear();
-    if (QFileInfo::exists(FILENAME_CONFIG))
+    if (QFileInfo::exists(this->config_filename))
     {
-        loadedFile=datei_readFromFile(FILENAME_CONFIG);
+        loadedFile=datei_readFromFile(this->config_filename);
         showFile->append(loadedFile);
     } else
     {
@@ -145,9 +152,9 @@ void T_win13::slot_pb1(void)
 void T_win13::slot_pb2(void)
 {
     showFile->clear();
-    if (QFileInfo::exists(FILENAME_DEVICE))
+    if (QFileInfo::exists(this->device_filename))
     {
-        loadedFile=datei_readFromFile(FILENAME_DEVICE);
+        loadedFile=datei_readFromFile(this->device_filename);
         showFile->append(loadedFile);
     } else
     {
@@ -158,9 +165,9 @@ void T_win13::slot_pb2(void)
 void T_win13::slot_pb3(void)
 {
     showFile->clear();
-    if (QFileInfo::exists(FILENAME_CASH))
+    if (QFileInfo::exists(this->cash_filename))
     {
-        loadedFile=datei_readFromFile(FILENAME_CASH);
+        loadedFile=datei_readFromFile(this->cash_filename);
         showFile->append(loadedFile);
     } else
     {
@@ -171,9 +178,9 @@ void T_win13::slot_pb3(void)
 void T_win13::slot_pb4(void)
 {
     showFile->clear();
-    if (QFileInfo::exists(FILENAME_PRINT))
+    if (QFileInfo::exists(this->print_filename))
     {
-        loadedFile=datei_readFromFile(FILENAME_PRINT);
+        loadedFile=datei_readFromFile(this->print_filename);
         showFile->append(loadedFile);
     } else
     {
diff --git a/win13_json.h b/win13_json.h
index 021d9f8..0ccf859 100755
--- a/win13_json.h
+++ b/win13_json.h
@@ -71,6 +71,12 @@ public slots:
     void slot_pb7(void);
     void slot_pb8(void);
 
+private:
+    QString config_filename;
+    QString device_filename;
+    QString cash_filename;
+    QString print_filename;
+
 };
 
 #endif