diff --git a/main/astrodatagui/AstrodataGUI.py b/main/astrodatagui/AstrodataGUI.py
index 6e3dbac..10a602b 100644
--- a/main/astrodatagui/AstrodataGUI.py
+++ b/main/astrodatagui/AstrodataGUI.py
@@ -31,6 +31,10 @@ class AstrodataGUI(QtWidgets.QMainWindow):
         self.cbPlotFoldEnable.stateChanged.connect(self.plotOptionsExclusiveCBChecked)
         self.cbPlotPeriodogramEnable.stateChanged.connect(self.plotOptionsExclusiveCBChecked)
 
+        self.comboPlotFluxType.currentTextChanged.connect(self.plotOptionsComboBoxTextChanged)
+        self.comboPlotNormalizeUnit.currentTextChanged.connect(self.plotOptionsComboBoxTextChanged)
+        self.comboPlotPeriodogramMethod.currentTextChanged.connect(self.plotOptionsComboBoxTextChanged)
+
         self.setupCustomSimbadQueries()
         self.show()
         self.loadDB()
@@ -223,6 +227,21 @@ class AstrodataGUI(QtWidgets.QMainWindow):
                 case self.cbPlotPeriodogramEnable:
                     self.updateFlaredetectioWidgetPeriodogram()
 
+    def plotOptionsComboBoxTextChanged(self, value):
+        match(self.sender()):
+            case self.comboPlotFluxType:
+                self.updateFlaredetectioWidgetFlux()
+
+            case self.comboPlotNormalizeUnit:
+                self.updateFlaredetectioWidgetNormalize()
+
+            case self.comboPlotPeriodogramMethod:
+                self.updateFlaredetectioWidgetPeriodogram()
+
+    def updateFlaredetectioWidgetFlux(self):
+        fluxType = self.comboPlotFluxType.currentText()
+        self.flaredetectorPreview.setFluxType(fluxType)
+
     def updateFlaredetectioWidgetNormalize(self):
         normalizeEnabled = self.cbPlotNormalizeEnable.isChecked()
         normalizeUnit = self.comboPlotNormalizeUnit.currentText()