diff --git a/src/clientgui.cpp b/src/clientgui.cpp
index 9a3c3de3a254d24ac25d42e8d1e87da3112745ad..34c83824237575719925628ae13d5c6e4c05e7e9 100644
--- a/src/clientgui.cpp
+++ b/src/clientgui.cpp
@@ -259,6 +259,8 @@ void ClientGui::clearHistogram()
     _histo->ResetStats();
     _rootcanvas.getCanvas()->Modified();
     _rootcanvas.getCanvas()->Update();
+
+    sendSimpleActiontoServer(Protocol::Action::clearHistogram);
 }
 
 void ClientGui::showEvent(QShowEvent* event)