diff --git a/pytec/tec_qt.py b/pytec/tec_qt.py
index 474a8b2..c9c896a 100755
--- a/pytec/tec_qt.py
+++ b/pytec/tec_qt.py
@@ -61,10 +61,14 @@ class MainWindow(QtWidgets.QMainWindow):
         # Models
         self._thermostat = Thermostat(self, self.report_refresh_spin.value())
         self._connecting_task = None
-        self._thermostat.connection_state_update.connect(self._on_connection_changed)
+        self._thermostat.connection_state_update.connect(
+            self._on_connection_state_changed
+        )
 
         self._autotuners = PIDAutoTuner(self, self._thermostat, 2)
-        self._autotuners.autotune_state_changed.connect(self._pid_autotune_handler)
+        self._autotuners.autotune_state_changed.connect(
+            self._on_pid_autotune_state_changed
+        )
 
         # Handlers for disconnections
         async def autotune_disconnect():
@@ -133,7 +137,7 @@ class MainWindow(QtWidgets.QMainWindow):
             pass
 
     @pyqtSlot(ThermostatConnectionState)
-    def _on_connection_changed(self, state):
+    def _on_connection_state_changed(self, state):
         self.graph_group.setEnabled(state == ThermostatConnectionState.CONNECTED)
         self.thermostat_settings.setEnabled(
             state == ThermostatConnectionState.CONNECTED
@@ -159,7 +163,7 @@ class MainWindow(QtWidgets.QMainWindow):
                 self.report_box.setChecked(False)
 
     @pyqtSlot(int, PIDAutotuneState)
-    def _pid_autotune_handler(self, _ch, _state):
+    def _on_pid_autotune_state_changed(self, _ch, _state):
         ch_tuning = []
         for ch in range(self.NUM_CHANNELS):
             if self._autotuners.get_state(ch) in {