diff --git a/src/hwapi.cpp b/src/hwapi.cpp
index df17527..e748937 100644
--- a/src/hwapi.cpp
+++ b/src/hwapi.cpp
@@ -40,6 +40,12 @@ static uint8_t bl_startupStep;
 hwapi::hwapi(QWidget *parent) : QObject(parent)
 {
     // constructor
+    qCritical() << "             hwapi::hwapi() APP_VERSION:" << APP_VERSION;
+    qCritical() << "          hwapi::hwapi() APP_BUILD_DATE:" << APP_BUILD_DATE;
+    qCritical() << "          hwapi::hwapi() APP_BUILD_TIME:" << APP_BUILD_TIME;
+    qCritical() << "    hwapi::hwapi() APP_EXTENDED_VERSION:" << APP_EXTENDED_VERSION;
+    qCritical() << "hwapi::hwapi() APP_EXTENDED_VERSION_LIB:" << APP_EXTENDED_VERSION_LIB;
+
 
     // create or attach shared memory segment
     m_sharedMem = SharedMem::getShm(sizeof(SharedMem));