diff --git a/pyVoIP/SIP.py b/pyVoIP/SIP.py
index 7dc7693..0337e3e 100644
--- a/pyVoIP/SIP.py
+++ b/pyVoIP/SIP.py
@@ -1533,6 +1533,7 @@ def gen_bye(self, request: SIPMessage) -> str:
         byeRequest += f"Call-ID: {request.headers['Call-ID']}\r\n"
         cseq = int(request.headers["CSeq"]["check"]) + 1
         byeRequest += f"CSeq: {cseq} BYE\r\n"
+        byeRequest += "Max-Forwards: 70\r\n"
         byeRequest += (
             "Contact: "
             + f"<sip:{self.username}@{self.myIP}:{self.myPort}>\r\n"