diff --git a/pytec/pytec/gui/view/plot_options_menu.py b/pytec/pytec/gui/view/plot_options_menu.py
index 7817d58..8ec6f76 100644
--- a/pytec/pytec/gui/view/plot_options_menu.py
+++ b/pytec/pytec/gui/view/plot_options_menu.py
@@ -2,18 +2,22 @@ from PyQt6 import QtWidgets, QtGui
 
 
 class PlotOptionsMenu(QtWidgets.QMenu):
-    def __init__(self, max_samples=1000):
+    def __init__(self, channel_graphs, max_samples=1000):
         super().__init__()
+        self.channel_graphs = channel_graphs
+
         self.setTitle("Plot Settings")
 
         clear = QtGui.QAction("Clear graphs", self)
         self.addAction(clear)
         self.clear = clear
+        self.clear.triggered.connect(self.channel_graphs.clear_graphs)
 
         self.samples_spinbox = QtWidgets.QSpinBox()
         self.samples_spinbox.setRange(2, 100000)
         self.samples_spinbox.setSuffix(" samples")
         self.samples_spinbox.setValue(max_samples)
+        self.samples_spinbox.valueChanged.connect(self.channel_graphs.set_max_samples)
 
         limit_samples = QtWidgets.QWidgetAction(self)
         limit_samples.setDefaultWidget(self.samples_spinbox)
diff --git a/pytec/tec_qt.py b/pytec/tec_qt.py
index 6426699..f804ec7 100755
--- a/pytec/tec_qt.py
+++ b/pytec/tec_qt.py
@@ -124,11 +124,7 @@ class MainWindow(QtWidgets.QMainWindow):
         self.thermostat.report_update.connect(self.channel_graphs.update_report)
         self.thermostat.pid_update.connect(self.channel_graphs.update_pid)
 
-        self.plot_options_menu = PlotOptionsMenu()
-        self.plot_options_menu.clear.triggered.connect(self.clear_graphs)
-        self.plot_options_menu.samples_spinbox.valueChanged.connect(
-            self.channel_graphs.set_max_samples
-        )
+        self.plot_options_menu = PlotOptionsMenu(self.channel_graphs)
         self.plot_settings.setMenu(self.plot_options_menu)
 
         self.conn_menu = ConnMenu()
@@ -141,9 +137,6 @@ class MainWindow(QtWidgets.QMainWindow):
 
         self.loading_spinner.hide()
 
-    def clear_graphs(self):
-        self.channel_graphs.clear_graphs()
-
     @asyncSlot(ThermostatConnectionState)
     async def _on_connection_changed(self, result):
         match result:
@@ -177,7 +170,7 @@ class MainWindow(QtWidgets.QMainWindow):
                 self.loading_spinner.stop()
                 self.thermostat_ctrl_menu.fan_pwm_warning.setPixmap(QtGui.QPixmap())
                 self.thermostat_ctrl_menu.fan_pwm_warning.setToolTip("")
-                self.clear_graphs()
+                self.channel_graphs.clear_graphs()
                 self.report_box.setChecked(False)
                 for ch in range(self.NUM_CHANNELS):
                     if self.autotuners.get_state(ch) != PIDAutotuneState.STATE_OFF:
@@ -317,9 +310,9 @@ async def coro_main():
 
     if args.connect:
         if args.HOST:
-            main_window.host_set_line.setText(args.HOST)
+            main_window.conn_menu.host_set_line.setText(args.HOST)
         if args.PORT:
-            main_window.port_set_spin.setValue(int(args.PORT))
+            main_window.conn_menu.port_set_spin.setValue(int(args.PORT))
         main_window.connect_btn.click()
 
     await app_quit_event.wait()