diff --git a/src/thread/pitimer.cpp b/src/thread/pitimer.cpp
index d9b755a7..605d1ebb 100755
--- a/src/thread/pitimer.cpp
+++ b/src/thread/pitimer.cpp
@@ -321,10 +321,8 @@ _PITimerImp_Pool::Pool * _PITimerImp_Pool::Pool::instance() {
 void _PITimerImp_Pool::Pool::add(_PITimerImp_Pool * t) {
 	//piCout << "add ...";
 	lock();
-	if (!timers.contains(t)) {
-		timers << t;
-		to_remove.removeOne(t);
-	}
+	to_remove.removeOne(t);
+	if (!timers.contains(t)) timers << t;
 	unlock();
 	//piCout << "add done";
 }