diff --git a/src/system/libroot/posix/signal/sigprocmask.c b/src/system/libroot/posix/signal/sigprocmask.c
index dcf2dfe428..e304f105eb 100644
--- a/src/system/libroot/posix/signal/sigprocmask.c
+++ b/src/system/libroot/posix/signal/sigprocmask.c
@@ -1,7 +1,7 @@
 /*
-** Copyright 2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
-** Distributed under the terms of the Haiku License.
-*/
+ * Copyright 2004-2006, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
+ * Distributed under the terms of the MIT License.
+ */
 
 
 #include <syscalls.h>
@@ -13,12 +13,12 @@
 int
 sigprocmask(int how, const sigset_t *set, sigset_t *oldSet)
 {
-/*	int status = sigprocmask(how, set, oldSet);
+	int status = _kern_sigprocmask(how, set, oldSet);
 	if (status < B_OK) {
 		errno = status;
 		return -1;
 	}
-*/
+
 	return 0;
 }