diff --git a/src/session.c b/src/session.c
index 710b6b6..07828df 100644
--- a/src/session.c
+++ b/src/session.c
@@ -50,6 +50,7 @@
 		vars_init(&sess->vars, SCOPE_SESS);
 		sess->task = NULL;
 		sess->t_handshake = -1; /* handshake not done yet */
+		sess->t_idle = -1;
 		_HA_ATOMIC_ADD(&totalconn, 1);
 		_HA_ATOMIC_ADD(&jobs, 1);
 		LIST_INIT(&sess->srv_list);