diff --git a/src/corelib/io/qfsfileengine_iterator_p.h b/src/corelib/io/qfsfileengine_iterator_p.h
index 8281609ff2..7980605fbd 100644
--- a/src/corelib/io/qfsfileengine_iterator_p.h
+++ b/src/corelib/io/qfsfileengine_iterator_p.h
@@ -23,9 +23,6 @@
 
 QT_BEGIN_NAMESPACE
 
-class QFSFileEngineIteratorPrivate;
-class QFSFileEngineIteratorPlatformSpecificData;
-
 class QFSFileEngineIterator : public QAbstractFileEngineIterator
 {
 public: