diff --git a/api.py b/api.py
index d97224c..83c3c58 100644
--- a/api.py
+++ b/api.py
@@ -160,4 +160,4 @@ class SMS(SmsDeliver):
 	__modem__: Modem
 
 	def remove(self):
-		__modem__.remove_sms(self)
+		self.__modem__.remove_sms(self)