diff --git a/modules/time-calc-app/src/main/java/org/nanoboot/utils/timecalc/swing/common/ConfigWindow.java b/modules/time-calc-app/src/main/java/org/nanoboot/utils/timecalc/swing/common/ConfigWindow.java
index 4661e99..ce73c9c 100644
--- a/modules/time-calc-app/src/main/java/org/nanoboot/utils/timecalc/swing/common/ConfigWindow.java
+++ b/modules/time-calc-app/src/main/java/org/nanoboot/utils/timecalc/swing/common/ConfigWindow.java
@@ -297,7 +297,7 @@ public class ConfigWindow extends TWindow {
                 TimeCalcProperty timeCalcProperty
                         = TimeCalcProperty.forKey(timeCalcPropertyKey);
                 jComboBox.setSelectedItem(timeCalcConfiguration.getProperty(timeCalcProperty).getValue());
-                jComboBox.addPropertyChangeListener(e -> {
+                jComboBox.addActionListener(e -> {
                     ((StringProperty) timeCalcConfiguration.getProperty(timeCalcProperty))
                             .setValue(
                                     (String) jComboBox.getSelectedItem());