diff --git a/cpu/native/syscalls.c b/cpu/native/syscalls.c
index 3adcc49e5e..d94365b7fa 100644
--- a/cpu/native/syscalls.c
+++ b/cpu/native/syscalls.c
@@ -32,6 +32,7 @@
 #include <stdarg.h>
 
 #include "cpu.h"
+#include "irq.h"
 
 #include "native_internal.h"
 
@@ -72,6 +73,7 @@ void _native_syscall_leave()
        )
     {
         _native_in_isr = 1;
+        dINT();
         _native_cur_ctx = (ucontext_t *)active_thread->sp;
         native_isr_context.uc_stack.ss_sp = __isr_stack;
         native_isr_context.uc_stack.ss_size = SIGSTKSZ;
@@ -80,6 +82,7 @@ void _native_syscall_leave()
         if (swapcontext(_native_cur_ctx, &native_isr_context) == -1) {
             err(EXIT_FAILURE, "_native_syscall_leave: swapcontext");
         }
+        eINT();
     }
 }