diff --git a/c_os/kernel/Globals.cc b/c_os/kernel/Globals.cc
index a10efca..68e3de8 100755
--- a/c_os/kernel/Globals.cc
+++ b/c_os/kernel/Globals.cc
@@ -28,7 +28,6 @@ Scheduler scheduler;
 
 KeyEventManager kevman;
 SerialOut serial;
-Logger& logger = Logger::instance();
 
 unsigned int total_mem;  // RAM total
 unsigned long systime = 0;
diff --git a/c_os/kernel/Globals.h b/c_os/kernel/Globals.h
index b4c1f29..395bc27 100755
--- a/c_os/kernel/Globals.h
+++ b/c_os/kernel/Globals.h
@@ -47,7 +47,6 @@ extern Scheduler scheduler;
 
 extern KeyEventManager kevman;
 extern SerialOut serial;
-extern Logger& logger;
 
 extern unsigned int total_mem;  // RAM total
 extern unsigned long systime;   // wird all 10ms hochgezaehlt
diff --git a/c_os/user/event/KeyEventListener.cc b/c_os/user/event/KeyEventListener.cc
index 8110d76..53b4186 100644
--- a/c_os/user/event/KeyEventListener.cc
+++ b/c_os/user/event/KeyEventListener.cc
@@ -6,7 +6,7 @@ void KeyEventListener::trigger(char c) {
 }
 
 char KeyEventListener::waitForKeyEvent() const {
-    logger << DEBUG << "KEvLis:: Thread with id: " << tid << " waiting for key event" << endl;
+    Logger::instance() << DEBUG << "KEvLis:: Thread with id: " << tid << " waiting for key event" << endl;
     scheduler.block();
     return this->lastChar;  // This is only executed after thread is woken up by manager
 }