Build on make check correctly
diff --git a/qt4/tests/check_goostring.cpp b/qt4/tests/check_goostring.cpp
index 97f246d..07999b5 100644
--- a/qt4/tests/check_goostring.cpp
+++ b/qt4/tests/check_goostring.cpp
@@ -1,6 +1,6 @@
 #include <QtTest/QtTest>
 
-#include "GooString.h"
+#include "goo/GooString.h"
 
 class TestGooString : public QObject
 {