diff --git a/src/timer.cpp b/src/timer.cpp
index 7c76b24..4f227b0 100644
--- a/src/timer.cpp
+++ b/src/timer.cpp
@@ -6,7 +6,7 @@
 namespace sta {
     RtosTimer::RtosTimer(void (*callback)(void *arg), void *arg)
     	: timer_id_{NULL},
-		  timer_attr_{.name="Timer", .attr_bits=osTimerOnce, /*.cb_size=sizeof(osTimerAttr_t)*/},
+		  timer_attr_{.name="Timer", .attr_bits=osTimerOnce},
 		  callback_{callback},
 		  callbackArg_{arg},
 		  running_{false}