diff --git a/scapy/layers/llmnr.py b/scapy/layers/llmnr.py
index 01e211939ca..9cce97cd8c0 100644
--- a/scapy/layers/llmnr.py
+++ b/scapy/layers/llmnr.py
@@ -55,12 +55,12 @@ def hashret(self):
     def mysummary(self):
         if self.an:
             return "LLMNRResponse '%s' is at '%s'" % (
-                self.an.rrname.decode(),
+                self.an.rrname.decode(errors="backslashreplace"),
                 self.an.rdata,
             ), [UDP]
         if self.qd:
             return "LLMNRQuery who has '%s'" % (
-                self.qd.qname.decode(),
+                self.qd.qname.decode(errors="backslashreplace"),
             ), [UDP]
 
 
diff --git a/test/scapy/layers/llmnr.uts b/test/scapy/layers/llmnr.uts
index fe95e259b8f..2da7a907859 100644
--- a/test/scapy/layers/llmnr.uts
+++ b/test/scapy/layers/llmnr.uts
@@ -36,3 +36,9 @@ b = Ether(b'\x14\x0cv\x8f\xfe(\xd0P\x99V\xdd\xf9\x08\x00E\x00\x00(\x00\x01\x00\x
 assert b.answers(a)
 assert not a.answers(b)
 
+= Summary
+q = LLMNRQuery(b'Yy\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x01\xff\x00\x00\x01\x00\x01')
+assert q.mysummary()[0] == r"LLMNRQuery who has '\xff.'"
+
+r = LLMNRResponse(b'\n\xe6\x80\x00\x00\x01\x00\x01\x00\x00\x00\x00\x01\xff\x00\x00\x1c\x00\x01\xc0\x0c\x00\x1c\x00\x01\x00\x00\x00\x1e\x00\x10\xfe\x80\x00\x00\x00\x00\x00\x00xu\x17\xff\xfe\xbc\xac\xcb')
+assert r.mysummary()[0] == r"LLMNRResponse '\xff.' is at 'fe80::7875:17ff:febc:accb'"