diff --git a/src/kekengine/cpp/ui/uielements.cpp b/src/kekengine/cpp/ui/uielements.cpp
index df06f92..08fbdc5 100644
--- a/src/kekengine/cpp/ui/uielements.cpp
+++ b/src/kekengine/cpp/ui/uielements.cpp
@@ -349,6 +349,11 @@ UIWindowTitleBar::UIWindowTitleBar(UIValue height)
 	addChild(closeButton);
 }
 
+UIWindowTitleBar::~UIWindowTitleBar() {
+	delete text;
+	delete closeButton;
+}
+
 void UIWindowTitleBar::dragEnter(UIPoint pos, UIPoint screenPos) {
 	// TODO
 }
@@ -380,6 +385,8 @@ UIWindow::UIWindow(UIValue x, UIValue y, UIValue w, UIValue h)
 }
 
 UIWindow::~UIWindow() {
+	delete background;
+	delete titleBar;
 }
 
 UIElementType UIWindow::getType() {
diff --git a/src/kekengine/include/uielements.h b/src/kekengine/include/uielements.h
index c4f2799..fae0961 100644
--- a/src/kekengine/include/uielements.h
+++ b/src/kekengine/include/uielements.h
@@ -132,6 +132,8 @@ class UIWindowTitleBar: public RectangleElement {
 
 	UIWindowTitleBar(UIValue height);
 
+	virtual ~UIWindowTitleBar();
+
 	virtual void dragEnter(UIPoint pos, UIPoint screenPos);
 	virtual void drag(UIPoint pos, UIPoint screenPos);
 	virtual void dragExit(UIPoint pos, UIPoint screenPos);