diff --git a/core/plug-in/session_timer/SessionTimer.cpp b/core/plug-in/session_timer/SessionTimer.cpp
index 001b6013..b9778b88 100644
--- a/core/plug-in/session_timer/SessionTimer.cpp
+++ b/core/plug-in/session_timer/SessionTimer.cpp
@@ -52,7 +52,8 @@ AmSessionEventHandler* SessionTimerFactory::getHandler(AmSession* s)
 SessionTimer::SessionTimer(AmSession* s)
   :AmSessionEventHandler(),
    s(s),
-   session_interval(0), 
+   session_interval(0),
+   min_se(0),
    session_refresher(refresh_remote),
    accept_501_reply(true)
 {