diff --git a/src/corelib/io/qstandardpaths.h b/src/corelib/io/qstandardpaths.h
index d9d572db08..cfd2b52e9b 100644
--- a/src/corelib/io/qstandardpaths.h
+++ b/src/corelib/io/qstandardpaths.h
@@ -51,8 +51,6 @@ QT_BEGIN_NAMESPACE
 
 #ifndef QT_NO_STANDARDPATHS
 
-class QStringList;
-
 class Q_CORE_EXPORT QStandardPaths
 {
 public: