diff --git a/sonic_platform_base/sonic_sfp/sffbase.py b/sonic_platform_base/sonic_sfp/sffbase.py
index 529ce1b1b2c0..35237f8bf1f8 100644
--- a/sonic_platform_base/sonic_sfp/sffbase.py
+++ b/sonic_platform_base/sonic_sfp/sffbase.py
@@ -35,7 +35,7 @@ def convert_hex_to_string(self, arr, start, end):
             ret_str = ''
             for n in range(start, end):
                 ret_str += arr[n]
-            return binascii.unhexlify(ret_str).decode("utf-8").strip()
+            return binascii.unhexlify(ret_str).decode("utf-8", "ignore").strip()
         except Exception as err:
             return str(err)