diff --git a/libs/pigment/tests/TestColorBlending.cpp b/libs/pigment/tests/TestColorBlending.cpp
index 1c6e6bd..d03e1a6 100644
--- a/libs/pigment/tests/TestColorBlending.cpp
+++ b/libs/pigment/tests/TestColorBlending.cpp
@@ -10,8 +10,12 @@ void TestColorBlending::test()
//w.show();
//QApplication app();
- TestColorBlendingWindow *demo = new TestColorBlendingWindow;
+ QEventLoop loop;
+
+ TestColorBlendingWindow *demo = new TestColorBlendingWindow();
demo->show();
+
+ loop.exec();
//demo->exec();
}