diff --git a/unittest/filewatchunittest/filewatchunittest.cpp b/unittest/filewatchunittest/filewatchunittest.cpp
index 9a8bf7da..9caa11f7 100644
--- a/unittest/filewatchunittest/filewatchunittest.cpp
+++ b/unittest/filewatchunittest/filewatchunittest.cpp
@@ -41,6 +41,8 @@ void FileWatchUnitTest::cleanupTestCase()
 
 void FileWatchUnitTest::filewatchTest()
 {
+    QWARN("Unittest will take about 1 minute. Please wait.");
+
     QCA::FileWatch watcher;
     QCOMPARE( watcher.fileName(), QString() );