diff --git a/Jenkinsfile b/Jenkinsfile
index 045f306..f52aa9b 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -13,7 +13,7 @@ def patch = patch_path + '16M.patch'
 def sftp_host = ''
 def sftp_user = ''
 def sftp_passwd = ''
-def ftp_path = '/jenkins/owrt/'
+def sftp_path = '/jenkins/owrt/'
 
 
 if(params.DEBUG)
@@ -26,19 +26,23 @@ if(params.GIT)
 }
 if(params.SFTP_HOST)
 {
-	sftp_host = params.SFT_HOST
+	sftp_host = params.SFTP_HOST
 }
 if(params.SFTP_USER)
 {
-	sftp_user = params.SFT_USER
+	sftp_user = params.SFTP_USER
 }
 if(params.SFTP_PASSWD)
 {
-	sftp_passwd = params.SFT_PASSWD
+	sftp_passwd = params.SFTP_PASSWD
 }
 if(params.SFTP_PATH)
 {
-	sftp_path = params.SFT_PATH
+	sftp_path = params.SFTP_PATH
+}
+if(params.KNOWN_HOSTS)
+{
+	known_hosts = params.KNOWN_HOSTS
 }
 
 def printDebug(msg)
@@ -57,7 +61,7 @@ node('test')
 		cleanWs()
 		sh label: 'checkout_configs', script: 'git clone ' + script_git + ' ' + script_folder
 		sh label: 'checkout_openwrt', script: 'git clone ' + git_link + ' ' + git_folder
-		def ret = sh label: 'is_build_needed', script: 'python ' + scripts_path + ' -a ' + sftp_host + ' -u ' + sftp_user + ' -p ' + sftp_passwd + ' -g ' + git_folder + ' -f ' + ftp_path, returnStdout: true
+		def ret = sh label: 'is_build_needed', script: 'python ' + scripts_path + 'sftp_test.py -a ' + sftp_host + ' -u ' + sftp_user + ' -p ' + sftp_passwd + ' -g ' + git_folder + ' -f ' + known_hosts + ' -l ' + sftp_path, returnStdout: true
 		printDebug(ret)
 	}
 	return
diff --git a/scripts/sftp_test.py b/scripts/sftp_test.py
index dbd8218..b78b0ed 100644
--- a/scripts/sftp_test.py
+++ b/scripts/sftp_test.py
@@ -65,7 +65,7 @@ def print_version():
 def parse_args():
    #try parsing arguments according to defined format
    try:
-      opts, args = getopt.getopt(sys.argv[1:], 'a:u:p:f:g:dvh', ['host=', 'user=', 'passwd=', 'host_file=', 'git_path=', 'debug', 'version', 'help'])
+      opts, args = getopt.getopt(sys.argv[1:], 'a:u:p:f:g:l:dvh', ['host=', 'user=', 'passwd=', 'host_file=', 'git_path=', 'sftp_path', 'debug', 'version', 'help'])
    except getopt.GetoptError:
       err('',2)   #parsing failed
       
@@ -73,6 +73,7 @@ def parse_args():
    sftp_host = ''
    sftp_user = ''
    sftp_passwd = ''
+   sftp_path = ''
    known_hosts = ''
    git_path = ''
    
@@ -101,6 +102,8 @@ def parse_args():
          if not os.path.isdir(arg):
             err(arg, 5)
          git_path = arg
+      elif opt in ('-l', '--sftp_path'):
+         git_path = arg
       elif opt in ('-d', '--debug'):
          debug = True
       else:
@@ -161,7 +164,7 @@ def build_needed(current, last_build_version):
 	
 def main():
 	params = parse_args()
-	last = get_last_build(params['sftp_host'], params['sftp_user'], params['sftp_passwd'], known_hosts=params['known_hosts'])
+	last = get_last_build(params['sftp_host'], params['sftp_user'], params['sftp_passwd'], known_hosts=params['known_hosts'], bin_path=params['sftp_path'])
 
 	os.chdir(params['git_path'])
 	out = subprocess.check_output(['git', 'describe']).decode(sys.stdout.encoding).strip()