diff --git a/src/testlib/qtestresult_p.h b/src/testlib/qtestresult_p.h
index 22d8c322954..96c52bb268f 100644
--- a/src/testlib/qtestresult_p.h
+++ b/src/testlib/qtestresult_p.h
@@ -21,7 +21,6 @@
 
 QT_BEGIN_NAMESPACE
 
-class QTestResultPrivate;
 class QTestData;
 
 class Q_TESTLIB_EXPORT QTestResult