diff --git a/libcoap-4.3.0.tar.gz b/libcoap-4.3.0.tar.gz
deleted file mode 100644
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Binary files a/libcoap-4.3.0.tar.gz and /dev/null differ
diff --git a/libcoap-4.3.4.tar.gz b/libcoap-4.3.4.tar.gz
new file mode 100644
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diff --git a/libcoap.spec b/libcoap.spec
index 319b66d3e34de821bb55be22eb2f1e0b3ac78e17..1594e1c53ccafa63cf15edad6668c590426d88e4 100644
--- a/libcoap.spec
+++ b/libcoap.spec
@@ -1,5 +1,5 @@
 Name:           libcoap
-Version:        4.3.0
+Version:        4.3.4
 Release:        1%{?dist}
 Summary:        Implementation of a lightweight application-protocol CoAP
 # If build against gnutls the license is BSD + LGPL 2.1
@@ -92,5 +92,8 @@ make check
 %{_libdir}/libcoap-3*.so
 
 %changelog
+* Wed Jul 10 2024 zhangxingrong-<zhangxingrong@uniontech.cn> - 4.3.4-1
+- update to version 4.3.4
+
 * Wed Apr 24 2024 Wei Jiangang <wei_jiangang@hoperun.com> - 4.3.0-1
 - Initial repo while version matches openHarmony 3.2