diff --git a/spectrum/src/frontends/slack/SlackUserManager.h b/spectrum/src/frontends/slack/SlackUserManager.h
index 2a928eda8b698479cfffd0492a9412dd649ad10d..c1cc579cee40875258de8a36c552e35fbfc19ce8 100644
--- a/spectrum/src/frontends/slack/SlackUserManager.h
+++ b/spectrum/src/frontends/slack/SlackUserManager.h
@@ -62,10 +62,9 @@ class SlackUserManager : public UserManager {
 		SlackSession *moveTempSession(const std::string &user);
 		void moveTempSession(const std::string &user, SlackSession *session);
 
-		bool handleAdminMessage(Swift::Message::ref message);
-
 	private:
 		void handleUserCreated(User *user);
+		void handleAdminInterfaceSet();
 
 	private:
 		Component *m_component;