diff --git a/c_os/kernel/threads/Scheduler.cc b/c_os/kernel/threads/Scheduler.cc
index 49df98d..f413830 100644
--- a/c_os/kernel/threads/Scheduler.cc
+++ b/c_os/kernel/threads/Scheduler.cc
@@ -116,7 +116,7 @@ void Scheduler::yield() {
     /* hier muss Code eingefuegt werden */
 
     // Thread-Wechsel durch PIT verhindern
-    cpu.disable_int ();
+    // cpu.disable_int ();
 
     // When only one thread exists (IdleThread) it can't yield as the readyqueue becomes empty
     // and this is not handled anywhere else
@@ -130,7 +130,7 @@ void Scheduler::yield() {
     this->dispatch(next);
 
     // Thread-Wechsel durch PIT jetzt wieder erlauben
-    cpu.enable_int ();
+    // cpu.enable_int ();
 }
 
 /*****************************************************************************