diff --git a/test/integration-test-main.sh b/test/integration-test-main.sh
index 126036e..39ba678 100755
--- a/test/integration-test-main.sh
+++ b/test/integration-test-main.sh
@@ -1248,13 +1248,13 @@ function test_open_second_fd {
 
 function test_write_multiple_offsets {
     describe "test writing to multiple offsets ..."
-    ../../write_multiple_offsets.py ${TEST_TEXT_FILE} 1024 1 $((16 * 1024 * 1024)) 1 $((18 * 1024 * 1024)) 1
+    ../../write_multiblock -f ${TEST_TEXT_FILE} -p "1024:1" -p "$((16 * 1024 * 1024)):1" -p "$((18 * 1024 * 1024)):1"
     rm_test_file ${TEST_TEXT_FILE}
 }
 
 function test_write_multiple_offsets_backwards {
     describe "test writing to multiple offsets ..."
-    ../../write_multiple_offsets.py ${TEST_TEXT_FILE} $((20 * 1024 * 1024 + 1)) 1 $((10 * 1024 * 1024)) 1
+    ../../write_multiblock -f ${TEST_TEXT_FILE} -p "$((20 * 1024 * 1024 + 1)):1" -p "$((10 * 1024 * 1024)):1"
     rm_test_file ${TEST_TEXT_FILE}
 }
 
diff --git a/test/write_multiple_offsets.py b/test/write_multiple_offsets.py
deleted file mode 100755
index bdfb821..0000000
--- a/test/write_multiple_offsets.py
+++ /dev/null
@@ -1,46 +0,0 @@
-#!/usr/bin/env python2
-# 
-# s3fs - FUSE-based file system backed by Amazon S3
-# 
-# Copyright 2007-2008 Randy Rizun <rrizun@gmail.com>
-# 
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License
-# as published by the Free Software Foundation; either version 2
-# of the License, or (at your option) any later version.
-# 
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-# 
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
-# 
-
-import os
-import sys
-
-if len(sys.argv) < 4 or len(sys.argv) % 2 != 0:
-    sys.exit("Usage: %s OUTFILE OFFSET_1 SIZE_1 [OFFSET_N SIZE_N]...")
-
-filename = sys.argv[1]
-
-fd = os.open(filename, os.O_CREAT | os.O_TRUNC | os.O_WRONLY)
-try:
-    for i in range(2, len(sys.argv), 2):
-        data = "a" * int(sys.argv[i+1])
-        os.lseek(fd, int(sys.argv[i]), os.SEEK_SET)
-        os.write(fd, data)
-finally:
-    os.close(fd)
-
-# 
-# Local variables:
-# tab-width: 4
-# c-basic-offset: 4
-# End:
-# vim600: expandtab sw=4 ts=4 fdm=marker
-# vim<600: expandtab sw=4 ts=4
-#