diff --git a/src/plugins/platforms/xcb/qxcbwindow.cpp b/src/plugins/platforms/xcb/qxcbwindow.cpp
index 61b23b71a7..ee1c3174c4 100644
--- a/src/plugins/platforms/xcb/qxcbwindow.cpp
+++ b/src/plugins/platforms/xcb/qxcbwindow.cpp
@@ -152,7 +152,7 @@ enum QX11EmbedMessageType {
     XEMBED_ACTIVATE_ACCELERATOR = 14
 };
 
-static unsigned int XEMBED_VERSION = 0;
+const long XEMBED_VERSION = 0;
 
 // Returns true if we should set WM_TRANSIENT_FOR on \a w
 static inline bool isTransient(const QWindow *w)