diff --git a/boards/native/drivers/native-uart0.c b/boards/native/drivers/native-uart0.c
index 74f2328b0d..c28ca05c1f 100644
--- a/boards/native/drivers/native-uart0.c
+++ b/boards/native/drivers/native-uart0.c
@@ -241,7 +241,7 @@ void _native_handle_uart0_input()
 
 int _native_set_uart_fds(void)
 {
-    DEBUG("_native_set_uart_fds");
+    DEBUG("_native_set_uart_fds\n");
     FD_SET(STDIN_FILENO, &_native_rfds);
     if (_native_uart_sock == -1) {
         return (STDIN_FILENO);
diff --git a/cpu/native/hwtimer_cpu.c b/cpu/native/hwtimer_cpu.c
index 257b815944..d4221a5e99 100644
--- a/cpu/native/hwtimer_cpu.c
+++ b/cpu/native/hwtimer_cpu.c
@@ -195,7 +195,7 @@ void hwtimer_isr_timer()
         int_handler(next_timer);
     }
     else {
-        DEBUG("hwtimer_isr_timer(): this should not have happened");
+        DEBUG("hwtimer_isr_timer(): this should not have happened\n");
     }
 
     schedule_timer();
diff --git a/cpu/native/irq_cpu.c b/cpu/native/irq_cpu.c
index 1785cdee51..f5a63e2002 100644
--- a/cpu/native/irq_cpu.c
+++ b/cpu/native/irq_cpu.c
@@ -273,7 +273,7 @@ void native_irq_handler()
         }
     }
 
-    DEBUG("native_irq_handler(): return");
+    DEBUG("native_irq_handler(): return\n");
     cpu_switch_context_exit();
 }
 
diff --git a/cpu/native/native_cpu.c b/cpu/native/native_cpu.c
index 7bb817d609..df669a6f98 100644
--- a/cpu/native/native_cpu.c
+++ b/cpu/native/native_cpu.c
@@ -196,6 +196,6 @@ void native_cpu_init()
     VALGRIND_STACK_REGISTER(__end_stack, __end_stack + sizeof(__end_stack));
     VALGRIND_DEBUG("VALGRIND_STACK_REGISTER(%p, %p)\n", __end_stack, (void*)((int)__end_stack + sizeof(__end_stack)));
 
-    DEBUG("RIOT native cpu initialized.");
+    DEBUG("RIOT native cpu initialized.\n");
 }
 /** @} */
diff --git a/cpu/native/net/interface.c b/cpu/native/net/interface.c
index 2ba0c9f9e4..59998dbea0 100644
--- a/cpu/native/net/interface.c
+++ b/cpu/native/net/interface.c
@@ -128,7 +128,7 @@ void nativenet_switch_to_rx()
 int _nativenet_register_cb(int event, void (*func)(void))
 {
     if (event > NNEV_MAXEV) {
-        DEBUG("_nativenet_register_cb: event > NNEV_MAXEV");
+        DEBUG("_nativenet_register_cb: event > NNEV_MAXEV\n");
         return -1;
     }
 
@@ -139,7 +139,7 @@ int _nativenet_register_cb(int event, void (*func)(void))
 int _nativenet_unregister_cb(int event)
 {
     if (event > NNEV_MAXEV) {
-        DEBUG("_nativenet_unregister_cb: event > NNEV_MAXEV");
+        DEBUG("_nativenet_unregister_cb: event > NNEV_MAXEV\n");
         return -1;
     }
 
@@ -150,7 +150,7 @@ int _nativenet_unregister_cb(int event)
 void do_cb(int event)
 {
     if (event > NNEV_MAXEV) {
-        DEBUG("do_cb: event > NNEV_MAXEV");
+        DEBUG("do_cb: event > NNEV_MAXEV\n");
         return;
     }
 
diff --git a/cpu/native/net/tap.c b/cpu/native/net/tap.c
index 19cc5faf78..7b7cc4faf1 100644
--- a/cpu/native/net/tap.c
+++ b/cpu/native/net/tap.c
@@ -77,7 +77,7 @@ void _native_handle_tap_input(void)
         if (ntohs(frame.field.header.ether_type) == NATIVE_ETH_PROTO) {
             nread = nread - ETHER_HDR_LEN;
             if ((nread - 1) <= 0) {
-                DEBUG("_native_handle_tap_input: no payload");
+                DEBUG("_native_handle_tap_input: no payload\n");
             }
             else {
                 unsigned long t = hwtimer_now();