Add a header that MSVC requires

[quassel.git] / src / common / signalproxy.h

diff --git a/src/common/signalproxy.h b/src/common/signalproxy.h
index be6b804..500693f 100644 (file)
--- a/src/common/signalproxy.h
+++ b/src/common/signalproxy.h
@@ -24,6 +24,8 @@
 #include <QEvent>
 #include <QSet>
 
+#include <functional>
+
 #include "protocol.h"
 
 struct QMetaObject;