diff --git a/pytec/pytec/gui/model/thermostat.py b/pytec/pytec/gui/model/thermostat.py
index 33c442c..15e8b19 100644
--- a/pytec/pytec/gui/model/thermostat.py
+++ b/pytec/pytec/gui/model/thermostat.py
@@ -37,7 +37,9 @@ class Thermostat(QObject, metaclass=PropertyMeta):
 
     async def start_session(self, host, port):
         await self._client.connect(host, port)
+        hw_rev_data = await self.get_hw_rev()
         self.start_watching()
+        return hw_rev_data
 
     async def run(self):
         self._update_params_task = asyncio.create_task(self.update_params())
diff --git a/pytec/tec_qt.py b/pytec/tec_qt.py
index 05a5998..f4b9833 100755
--- a/pytec/tec_qt.py
+++ b/pytec/tec_qt.py
@@ -177,9 +177,6 @@ class MainWindow(QtWidgets.QMainWindow):
                 self.conn_menu.port_set_spin.setEnabled(False)
                 self.connect_btn.setText("Disconnect")
 
-                self.hw_rev_data = await self.thermostat.get_hw_rev()
-                logging.debug(self.hw_rev_data)
-
                 self._status(self.hw_rev_data)
 
             case ThermostatConnectionState.CONNECTING:
@@ -214,7 +211,6 @@ class MainWindow(QtWidgets.QMainWindow):
                             await self.autotuners.stop_pid_from_running(ch)
 
     def _status(self, hw_rev_d: dict):
-        logging.debug(hw_rev_d)
         self.status_lbl.setText(
             f"Connected to Thermostat v{hw_rev_d['rev']['major']}.{hw_rev_d['rev']['minor']}"
         )
@@ -255,7 +251,7 @@ class MainWindow(QtWidgets.QMainWindow):
                 )
             )
             try:
-                await self._connecting_task
+                self.hw_rev_data = await self._connecting_task
             except (OSError, asyncio.CancelledError) as exc:
                 await self.bail()
                 if isinstance(exc, asyncio.CancelledError):