diff --git a/master/voe_handler.c b/master/voe_handler.c
index bad865f2..66e482ed 100644
--- a/master/voe_handler.c
+++ b/master/voe_handler.c
@@ -491,8 +491,8 @@ void ec_voe_handler_state_read_nosync_response(ec_voe_handler_t *voe)
     if (datagram->working_counter == 0) {
         voe->state = ec_voe_handler_state_error;
         voe->request_state = EC_INT_REQUEST_FAILURE;
-        EC_DBG("Slave (%u) did not send data with Mailbox.",
-                slave->ring_position);
+        if (master->debug_level)
+            EC_DBG("Slave %u did not send VoE data.", slave->ring_position);
         return;
     }