diff --git a/pytec/tec_qt.py b/pytec/tec_qt.py
index a6ef65d..207f214 100644
--- a/pytec/tec_qt.py
+++ b/pytec/tec_qt.py
@@ -382,6 +382,7 @@ class MainWindow(QtWidgets.QMainWindow, Ui_MainWindow):
         self.graph_group.setEnabled(result)
         self.fan_group.setEnabled(result)
         self.report_group.setEnabled(result)
+        self.thermostat_settings.setEnabled(result)
 
         self.host_set_line.setEnabled(not result)
         self.port_set_spin.setEnabled(not result)
diff --git a/pytec/tec_qt.ui b/pytec/tec_qt.ui
index b60597c..d33c3b4 100644
--- a/pytec/tec_qt.ui
+++ b/pytec/tec_qt.ui
@@ -248,6 +248,9 @@
            </item>
            <item>
             <widget class="QToolButton" name="thermostat_settings">
+             <property name="enabled">
+              <bool>false</bool>
+             </property>
              <property name="text">
               <string notr="true">⚙</string>
              </property>
diff --git a/pytec/ui_tec_qt.py b/pytec/ui_tec_qt.py
index 03fcd21..5ffcaa1 100644
--- a/pytec/ui_tec_qt.py
+++ b/pytec/ui_tec_qt.py
@@ -117,6 +117,7 @@ class Ui_MainWindow(object):
         self.status_lbl.setObjectName("status_lbl")
         self.settings_layout.addWidget(self.status_lbl)
         self.thermostat_settings = QtWidgets.QToolButton(parent=self.bottom_settings_group)
+        self.thermostat_settings.setEnabled(False)
         self.thermostat_settings.setText("⚙")
         self.thermostat_settings.setPopupMode(QtWidgets.QToolButton.ToolButtonPopupMode.InstantPopup)
         self.thermostat_settings.setObjectName("thermostat_settings")