diff --git a/toolbox/Android.mk b/toolbox/Android.mk
index c5942a3..f3f8683 100644
--- a/toolbox/Android.mk
+++ b/toolbox/Android.mk
@@ -105,13 +105,6 @@
 LOCAL_ADDITIONAL_DEPENDENCIES += $(LOCAL_PATH)/Android.mk
 include $(BUILD_STATIC_LIBRARY)
 
-include $(CLEAR_VARS)
-LOCAL_SRC_FILES := upstream-netbsd/bin/sleep/sleep.c
-LOCAL_CFLAGS += $(common_cflags) -Dmain=sleep_main
-LOCAL_MODULE := libtoolbox_sleep
-LOCAL_ADDITIONAL_DEPENDENCIES += $(LOCAL_PATH)/Android.mk
-include $(BUILD_STATIC_LIBRARY)
-
 
 include $(CLEAR_VARS)
 
@@ -128,7 +121,6 @@
     printenv \
     rm \
     rmdir \
-    sleep \
 
 OUR_TOOLS := \
     chcon \
diff --git a/toolbox/upstream-netbsd/bin/sleep/sleep.c b/toolbox/upstream-netbsd/bin/sleep/sleep.c
deleted file mode 100644
index 4349af4..0000000
--- a/toolbox/upstream-netbsd/bin/sleep/sleep.c
+++ /dev/null
@@ -1,159 +0,0 @@
-/* $NetBSD: sleep.c,v 1.24 2011/08/29 14:51:19 joerg Exp $ */
-
-/*
- * Copyright (c) 1988, 1993, 1994
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <sys/cdefs.h>
-#ifndef lint
-__COPYRIGHT("@(#) Copyright (c) 1988, 1993, 1994\
- The Regents of the University of California.  All rights reserved.");
-#endif /* not lint */
-
-#ifndef lint
-#if 0
-static char sccsid[] = "@(#)sleep.c	8.3 (Berkeley) 4/2/94";
-#else
-__RCSID("$NetBSD: sleep.c,v 1.24 2011/08/29 14:51:19 joerg Exp $");
-#endif
-#endif /* not lint */
-
-#include <ctype.h>
-#include <err.h>
-#include <locale.h>
-#include <math.h>
-#include <signal.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <time.h>
-#include <unistd.h>
-
-__dead static void alarmhandle(int);
-__dead static void usage(void);
-
-static volatile sig_atomic_t report_requested;
-static void
-report_request(int signo __unused)
-{
-
-	report_requested = 1;
-}
-
-int
-main(int argc, char *argv[])
-{
-	char *arg, *temp;
-	double fval, ival, val;
-	struct timespec ntime;
-	time_t original;
-	int ch, fracflag, rv;
-
-	setprogname(argv[0]);
-	(void)setlocale(LC_ALL, "");
-
-	(void)signal(SIGALRM, alarmhandle);
-
-	while ((ch = getopt(argc, argv, "")) != -1)
-		switch(ch) {
-		default:
-			usage();
-		}
-	argc -= optind;
-	argv += optind;
-
-	if (argc != 1)
-		usage();
-
-	/*
-	 * Okay, why not just use atof for everything? Why bother
-	 * checking if there is a fraction in use? Because the old
-	 * sleep handled the full range of integers, that's why, and a
-	 * double can't handle a large long. This is fairly useless
-	 * given how large a number a double can hold on most
-	 * machines, but now we won't ever have trouble. If you want
-	 * 1000000000.9 seconds of sleep, well, that's your
-	 * problem. Why use an isdigit() check instead of checking for
-	 * a period? Because doing it this way means locales will be
-	 * handled transparently by the atof code.
-	 */
-	fracflag = 0;
-	arg = *argv;
-	for (temp = arg; *temp != '\0'; temp++)
-		if (!isdigit((unsigned char)*temp))
-			fracflag++;
-
-	if (fracflag) {
-		val = atof(arg);
-		if (val <= 0)
-			usage();
-		ival = floor(val);
-		fval = (1000000000 * (val-ival));
-		ntime.tv_sec = ival;
-		ntime.tv_nsec = fval;
-	}
-	else {
-		ntime.tv_sec = atol(arg);
-		if (ntime.tv_sec <= 0)
-			return EXIT_SUCCESS;
-		ntime.tv_nsec = 0;
-	}
-
-	original = ntime.tv_sec;
-	signal(SIGINFO, report_request);
-	while ((rv = nanosleep(&ntime, &ntime)) != 0) {
-		if (report_requested) {
-		/* Reporting does not bother with nanoseconds. */
-			warnx("about %d second(s) left out of the original %d",
-			(int)ntime.tv_sec, (int)original);
-			report_requested = 0;
-		} else
-			break;
-	}
-
-	if (rv == -1)
-		err(EXIT_FAILURE, "nanosleep failed");
-
-	return EXIT_SUCCESS;
-	/* NOTREACHED */
-}
-
-static void
-usage(void)
-{
-	(void)fprintf(stderr, "usage: %s seconds\n", getprogname());
-	exit(EXIT_FAILURE);
-	/* NOTREACHED */
-}
-
-/* ARGSUSED */
-static void
-alarmhandle(int i)
-{
-	_exit(EXIT_SUCCESS);
-	/* NOTREACHED */
-}