diff --git a/repos/libports/src/lib/libc/dummies.cc b/repos/libports/src/lib/libc/dummies.cc
index d3321d6def..6b461b96d7 100644
--- a/repos/libports/src/lib/libc/dummies.cc
+++ b/repos/libports/src/lib/libc/dummies.cc
@@ -116,7 +116,6 @@ DUMMY(int   , -1, getpriority, (int, int))
 DUMMY(int   , -1, getrusage, (int, rusage *))
 DUMMY(uid_t ,  0, getuid, (void))
 DUMMY_SILENT(int   ,  1, isatty, (int))
-DUMMY(int   , -1, kill, (pid_t, int))
 DUMMY(int   , -1, link, (const char *, const char *))
 DUMMY(int   ,  0, minherit, (void *, size_t, int))
 DUMMY(int   , -1, mknod, (const char *, mode_t, dev_t))
diff --git a/repos/libports/src/lib/libc/internal/kernel.h b/repos/libports/src/lib/libc/internal/kernel.h
index 06cbeb6dc9..57dcaf2936 100644
--- a/repos/libports/src/lib/libc/internal/kernel.h
+++ b/repos/libports/src/lib/libc/internal/kernel.h
@@ -128,7 +128,7 @@ struct Libc::Kernel final : Vfs::Io_response_handler,
 
 		void _handle_user_interrupt();
 
-		Signal _signal;
+		Signal _signal { _pid };
 
 		Reconstructible<Io_signal_handler<Kernel>> _resume_main_handler {
 			_env.ep(), *this, &Kernel::_resume_main };
diff --git a/repos/libports/src/lib/libc/internal/signal.h b/repos/libports/src/lib/libc/internal/signal.h
index 3aca363808..691e86b18e 100644
--- a/repos/libports/src/lib/libc/internal/signal.h
+++ b/repos/libports/src/lib/libc/internal/signal.h
@@ -58,8 +58,12 @@ struct Libc::Signal : Noncopyable
 
 		unsigned _nesting_level = 0;
 
+		pid_t const _local_pid;
+
 	public:
 
+		Signal(pid_t local_pid) : _local_pid(local_pid) { }
+
 		void charge(unsigned n)
 		{
 			if (n > NSIG)
@@ -103,6 +107,11 @@ struct Libc::Signal : Noncopyable
 		 * occurred during a blocking operation ('select').
 		 */
 		unsigned count() const { return _count; }
+
+		/**
+		 * Return true if specified PID belongs to the process itself
+		 */
+		bool local_pid(pid_t pid) const { return pid == _local_pid; }
 };
 
 #endif /* _LIBC__INTERNAL__SIGNAL_H_ */
diff --git a/repos/libports/src/lib/libc/signal.cc b/repos/libports/src/lib/libc/signal.cc
index 5a84cafe51..dc9af2d443 100644
--- a/repos/libports/src/lib/libc/signal.cc
+++ b/repos/libports/src/lib/libc/signal.cc
@@ -25,6 +25,7 @@ extern "C" {
 #include <internal/types.h>
 #include <internal/init.h>
 #include <internal/signal.h>
+#include <internal/errno.h>
 
 using namespace Libc;
 
@@ -135,6 +136,24 @@ extern "C" int  __sys_sigaction(int, const struct sigaction *, struct sigaction
 extern "C" int __libc_sigaction(int, const struct sigaction *, struct sigaction *) __attribute__((weak, alias("sigaction")));
 
 
+extern "C" int kill(pid_t pid, int signum)
+{
+	if (_signal_ptr->local_pid(pid)) {
+		_signal_ptr->charge(signum);
+		_signal_ptr->execute_signal_handlers();
+		return 0;
+	} else {
+		warning("submitting signals to remote processes via 'kill' not supported");
+		return Libc::Errno(EPERM);
+	}
+}
+
+
+extern "C" int       _kill(pid_t, int) __attribute__((weak, alias("kill")));
+extern "C" int  __sys_kill(pid_t, int) __attribute__((weak, alias("kill")));
+extern "C" int __libc_kill(pid_t, int) __attribute__((weak, alias("kill")));
+
+
 extern "C" pid_t wait(int *istat) {
 	return wait4(WAIT_ANY, istat, 0, NULL); }