diff --git a/bin/ycsb b/bin/ycsb
index 8e4d42eb..6771c8bd 100755
--- a/bin/ycsb
+++ b/bin/ycsb
@@ -1,99 +1,99 @@
 #!/usr/bin/env python
 
 import os
 import sys
 import subprocess
 
 COMMANDS = {
     "load" : {
         "command"     : "-load",
         "description" : "Execute the load phase",
     },
     "run" : {
         "command"     : "-t",
         "description" : "Execute the transaction phase",
     },
 }
 
 DATABASES = {
     "basic"        : "com.yahoo.ycsb.BasicDB",
     "cassandra-7"  : "com.yahoo.ycsb.db.CassandraClient7",
     "cassandra-8"  : "com.yahoo.ycsb.db.CassandraClient8",
     "cassandra-10" : "com.yahoo.ycsb.db.CassandraClient10",
     "gemfire"      : "com.yahoo.ycsb.db.GemFireClient",
     "hbase"        : "com.yahoo.ycsb.db.HBaseClient",
     "infinispan"   : "com.yahoo.ycsb.db.InfinispanClient",
     "jdbc"         : "com.yahoo.ycsb.db.JdbcDBClient",
     "mapkeeper"    : "com.yahoo.ycsb.db.MapKeeperClient",
     "mongodb"      : "com.yahoo.ycsb.db.MongoDbClient",
     "nosqldb"      : "com.yahoo.ycsb.db.NoSqlDbClient",
     "redis"        : "com.yahoo.ycsb.db.RedisClient", 
     "voldemort"    : "com.yahoo.ycsb.db.VoldemortClient", 
 }
 
 OPTIONS = {
     "-p key=value" : "Override workload property",
     "-s"           : "Print status to stderr",
     "-target n"    : "Target ops/sec (default: unthrottled)",
     "-threads n"   : "Number of client threads (default: 1)",
 }
 
 def usage():
     print "Usage: %s command database workload-file [options]" % sys.argv[0]
 
     print "\nCommands:"
     for command in sorted(COMMANDS.keys()):
-        print "    {0:13} {1}".format(command, COMMANDS[command]["description"])
+        print "    %s %s" % (command.ljust(13), COMMANDS[command]["description"])
 
     print "\nDatabases:"
     for db in sorted(DATABASES.keys()):
         print "    %s" % db
 
     print """\nWorkload Files:
     There are various predefined workloads under workloads/ directory.
     See https://github.com/brianfrankcooper/YCSB/wiki/Core-Properties
     for the list of workload properties."""
 
     print "\nOptions:"
     for option in sorted(OPTIONS.keys()):
-        print "    {0:13} {1}".format(option, OPTIONS[option])
+        print "    %s %s" % (option.ljust(13), OPTIONS[option])
     sys.exit(1)
 
 def find_jars(dir, database):
     jars = []
     for (dirpath, dirnames, filenames) in os.walk(dir):
         if dirpath.endswith("conf"):
             jars.append(dirpath)
         for filename in filenames:
             if filename.endswith(".jar") and \
                filename.startswith("core") or \
                filename.startswith(database.split("-")[0]):
                 jars.append(os.path.join(dirpath, filename))
     return jars
 
 def get_ycsb_home():
     dir = os.path.abspath(os.path.dirname(sys.argv[0]))
     while "CHANGELOG" not in os.listdir(dir):
         dir = os.path.join(dir, os.path.pardir)
     return os.path.abspath(dir)
 
 if len(sys.argv) < 4:
     usage()
 if sys.argv[1] not in COMMANDS:
     print "ERROR: Command '%s' not found" % sys.argv[1]
     usage()
 if sys.argv[2] not in DATABASES:
     print "ERROR: Database '%s' not found" % sys.argv[2]
     usage()
 
 ycsb_home = get_ycsb_home()
 command = COMMANDS[sys.argv[1]]["command"]
 database = sys.argv[2]
 db_classname = DATABASES[database]
 workload = sys.argv[3]
 options = sys.argv[4:]
 
 ycsb_command = ["java", "-cp", ":".join(find_jars(ycsb_home, database)), \
                 "com.yahoo.ycsb.Client", command, "-db", db_classname, \
                 "-P", workload] + options
 subprocess.call(ycsb_command)