diff --git a/hermit/include/hermit/syscall.h b/hermit/include/hermit/syscall.h
index b9a93675a..8bb061672 100644
--- a/hermit/include/hermit/syscall.h
+++ b/hermit/include/hermit/syscall.h
@@ -57,6 +57,8 @@ extern "C" {
 struct sem;
 typedef struct sem sem_t;
 
+typedef void (*signal_handler_t)(int);
+
 /*
  * HermitCore is a libOS.
  * => classical system calls are realized as normal function
@@ -88,6 +90,8 @@ int sys_rcce_init(int session_id);
 size_t sys_rcce_malloc(int session_id, int ue);
 int sys_rcce_fini(int session_id);
 void sys_yield(void);
+int sys_kill(tid_t dest, int signum);
+int sys_signal(signal_handler_t handler);
 
 #define __NR_exit 		0
 #define __NR_write		1
diff --git a/hermit/kernel/syscall.c b/hermit/kernel/syscall.c
index 70040ec12..2d331f6f8 100644
--- a/hermit/kernel/syscall.c
+++ b/hermit/kernel/syscall.c
@@ -35,6 +35,7 @@
 #include <hermit/time.h>
 #include <hermit/rcce.h>
 #include <hermit/memory.h>
+#include <hermit/signal.h>
 #include <sys/uio.h>
 #include <sys/poll.h>
 
@@ -630,6 +631,19 @@ void sys_yield(void)
 #endif
 }
 
+int sys_kill(tid_t dest, int signum)
+{
+	if(signum < 0) {
+		return -EINVAL;
+	}
+	return hermit_kill(dest, signum);
+}
+
+int sys_signal(signal_handler_t handler)
+{
+	return hermit_signal(handler);
+}
+
 static int default_handler(void)
 {
 #if 1