diff --git a/polish/kadu/files/patch-kadu-core_plugin_dependency-graph_plugin-dependency-graph-builder.h b/polish/kadu/files/patch-kadu-core_plugin_dependency-graph_plugin-dependency-graph-builder.h
new file mode 100644
index 000000000000..3ace439da03c
--- /dev/null
+++ b/polish/kadu/files/patch-kadu-core_plugin_dependency-graph_plugin-dependency-graph-builder.h
@@ -0,0 +1,10 @@
+--- kadu-core/plugin/dependency-graph/plugin-dependency-graph-builder.h.orig	2019-01-14 15:34:25 UTC
++++ kadu-core/plugin/dependency-graph/plugin-dependency-graph-builder.h
+@@ -20,6 +20,7 @@
+ #pragma once
+ 
+ #include <QtCore/QObject>
++#include <functional>
+ #include <map>
+ #include <set>
+