diff --git a/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatTabbedPaneUI.java b/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatTabbedPaneUI.java
index 37010b1e..f66005aa 100644
--- a/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatTabbedPaneUI.java
+++ b/flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatTabbedPaneUI.java
@@ -489,7 +489,9 @@ public class FlatTabbedPaneUI
 		contentBorderFocusListener = new FocusListener()
 		{
 			@Override
-			public void focusGained( FocusEvent e ) {}
+			public void focusGained( FocusEvent e ) {
+				repaintContentBorder();
+			}
 
 			@Override
 			public void focusLost( FocusEvent e ) {
diff --git a/flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/TabsPanel.java b/flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/TabsPanel.java
index 2dec7342..42cb124a 100644
--- a/flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/TabsPanel.java
+++ b/flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/TabsPanel.java
@@ -983,7 +983,7 @@ class TabsPanel
 			panel4.add(showTabSeparatorsCheckBox, "cell 2 1");
 
 			//---- activeTabBorderCheckBox ----
-			activeTabBorderCheckBox.setText("Active tab border");
+			activeTabBorderCheckBox.setText("Paint border around active tab");
 			activeTabBorderCheckBox.setName("activeTabBorderCheckBox");
 			activeTabBorderCheckBox.addActionListener(e -> activeTabBorderChanged());
 			panel4.add(activeTabBorderCheckBox, "cell 3 1");