diff --git a/src/corelib/global/qglobalstatic.h b/src/corelib/global/qglobalstatic.h
index 3f626e88c15..9c0e9c97b29 100644
--- a/src/corelib/global/qglobalstatic.h
+++ b/src/corelib/global/qglobalstatic.h
@@ -4,6 +4,7 @@
 #ifndef QGLOBALSTATIC_H
 #define QGLOBALSTATIC_H
 
+#include <QtCore/qassert.h>
 #include <QtCore/qatomic.h>
 #include <QtCore/qtclasshelpermacros.h>