diff --git a/master/fsm_master.c b/master/fsm_master.c
index 2485641f..2dda9cb0 100644
--- a/master/fsm_master.c
+++ b/master/fsm_master.c
@@ -522,6 +522,7 @@ int ec_fsm_master_action_process_foe(
         fsm->foe_request = &request->req;
         fsm->slave = slave;
         fsm->state = ec_fsm_master_state_foe_request;
+        fsm->idle = 0;
         ec_fsm_foe_transfer(&fsm->fsm_foe, slave, &request->req);
         ec_fsm_foe_exec(&fsm->fsm_foe);
         return 1;
@@ -976,6 +977,8 @@ void ec_fsm_master_state_foe_request(
     if (ec_fsm_foe_exec(&fsm->fsm_foe))
         return;
 
+    fsm->idle = 1;
+
     if (!ec_fsm_foe_success(&fsm->fsm_foe)) {
         EC_ERR("Failed to handle FoE request to slave %u.\n",
                 slave->ring_position);