diff --git a/utils.py b/utils.py
index 9e0a5dd..d0d61b9 100644
--- a/utils.py
+++ b/utils.py
@@ -75,9 +75,11 @@ class MainIf:
     def getip(self):
         with open(f'/sys/class/net/{self.name}/carrier') as f:
             carrier = f.read().startswith('1')
-        if carrier > self.carrier:
-            sudo(f'dhclient -r {self.name}')
-            sudo(f'dhclient {self.name}')
+        if carrier != self.carrier:
+            if carrier:
+                sudo(f'dhclient {self.name}')
+            else:
+                sudo(f'dhclient -r {self.name}')
         self.carrier = carrier
         addrinfo = ifaddresses(self.name)
         self.address = addrinfo.get(AF_LINK, [{}])[0].get('addr')