diff --git a/flatlaf-theme-editor/src/main/java/com/formdev/flatlaf/themeeditor/FlatThemeFileEditor.java b/flatlaf-theme-editor/src/main/java/com/formdev/flatlaf/themeeditor/FlatThemeFileEditor.java
index 03c35552..02da2a64 100644
--- a/flatlaf-theme-editor/src/main/java/com/formdev/flatlaf/themeeditor/FlatThemeFileEditor.java
+++ b/flatlaf-theme-editor/src/main/java/com/formdev/flatlaf/themeeditor/FlatThemeFileEditor.java
@@ -52,6 +52,7 @@ import java.util.prefs.Preferences;
 import javax.lang.model.SourceVersion;
 import javax.swing.*;
 import net.miginfocom.swing.*;
+import com.formdev.flatlaf.FlatClientProperties;
 import com.formdev.flatlaf.FlatDarculaLaf;
 import com.formdev.flatlaf.FlatDarkLaf;
 import com.formdev.flatlaf.FlatIntelliJLaf;
@@ -130,6 +131,10 @@ class FlatThemeFileEditor
 		if( UIManager.getLookAndFeel() instanceof FlatDarkLaf )
 			darkLafMenuItem.setSelected( true );
 
+		// highlight selected tab
+		tabbedPane.putClientProperty( FlatClientProperties.STYLE,
+			"[light]selectedBackground: #fff; [dark]selectedBackground: #303234" );
+
 		// add "+" button to tabbed pane
 		newButton = new JButton( new FlatSVGIcon( "com/formdev/flatlaf/themeeditor/icons/add.svg" ) );
 		newButton.setToolTipText( "New Properties File" );