diff --git a/v5.5.17.tar.gz b/v5.5.17.tar.gz
deleted file mode 100644
index a2ae1c9..0000000
Binary files a/v5.5.17.tar.gz and /dev/null differ
diff --git a/v5.5.20.tar.gz b/v5.5.20.tar.gz
new file mode 100644
index 0000000..6153ff4
Binary files /dev/null and b/v5.5.20.tar.gz differ
diff --git a/whois.spec b/whois.spec
index ae1329c..d6569f6 100644
--- a/whois.spec
+++ b/whois.spec
@@ -2,7 +2,7 @@
 %{bcond_without whois_enables_idn}
 %{bcond_without whois_enables_libidn2}
 Name:                whois
-Version:             5.5.17
+Version:             5.5.20
 Release:             1
 Summary:             Improved WHOIS client
 License:             GPLv2+
@@ -104,6 +104,9 @@ fi
 %endif
 
 %changelog
+* Mon Jan 08 2024 xu_ping <707078654@qq.com> 5.5.20-1
+- update to 5.5.20
+
 * Fri May 19 2023 kiritakekumi <root@niconiconi.us> 5.5.17-1
 - update to 5.5.17