diff --git a/backends/libircclient-qt/main.cpp b/backends/libircclient-qt/main.cpp
index 01b9e32d46799d0e5cae8248e0e1e4b314daf5b7..b021bf3c1b66fb6ac613dd20781ac33abcf59f34 100644
--- a/backends/libircclient-qt/main.cpp
+++ b/backends/libircclient-qt/main.cpp
@@ -65,6 +65,7 @@ class IRCNetworkPlugin : public NetworkPlugin {
 			if (m_sessions[user] == NULL)
 				return;
 			m_sessions[user]->part(QString::fromStdString(room));
+			m_sessions[user]->removeAutoJoinChannel(QString::fromStdString(room));
 		}
 
 		std::map<std::string, MyIrcSession *> m_sessions;