diff --git a/backends/libcommuni/ircnetworkplugin.h b/backends/libcommuni/ircnetworkplugin.h
index 09534425b74d3d7c4758b8a28f17d0b746ef0f27..c2925b77c4eaa73200206e0615d185cbab150098 100644
--- a/backends/libcommuni/ircnetworkplugin.h
+++ b/backends/libcommuni/ircnetworkplugin.h
@@ -26,6 +26,8 @@ class IRCNetworkPlugin : public QObject, public NetworkPlugin {
 
 		void handleLeaveRoomRequest(const std::string &user, const std::string &room);
 
+		void handleRoomSubjectChangedRequest(const std::string &user, const std::string &room, const std::string &message);
+
 	public slots:
 		void readData();
 		void sendData(const std::string &string);