1 files changed, 4 insertions, 2 deletions
diff --git a/src/op_mode/dynamic_dns.py b/src/op_mode/dynamic_dns.py
index 0d457e247..405dd9f04 100755
--- a/src/op_mode/dynamic_dns.py
+++ b/src/op_mode/dynamic_dns.py
@@ -21,6 +21,8 @@ import sys
 import time
 
 from vyos.config import Config
+from vyos.util import call
+
 
 cache_file = r'/var/cache/ddclient/ddclient.cache'
 
@@ -84,9 +86,9 @@ def show_status():
 
 
 def update_ddns():
-    os.system('systemctl stop ddclient')
+    call('systemctl stop ddclient')
     os.remove(cache_file)
-    os.system('systemctl start ddclient')
+    call('systemctl start ddclient')
 
 
 def main():