diff --git a/0.4.5.1.tar.gz b/0.4.5.1.tar.gz
deleted file mode 100644
index bf8d47b..0000000
Binary files a/0.4.5.1.tar.gz and /dev/null differ
diff --git a/0.4.5.2.tar.gz b/0.4.5.2.tar.gz
new file mode 100644
index 0000000..08ab507
Binary files /dev/null and b/0.4.5.2.tar.gz differ
diff --git a/libtimezonemap.spec b/libtimezonemap.spec
index 933f0f8..e52d09d 100644
--- a/libtimezonemap.spec
+++ b/libtimezonemap.spec
@@ -1,10 +1,10 @@
 Name:           libtimezonemap
-Version:        0.4.5.1
-Release:        7 
+Version:        0.4.5.2
+Release:        1
 Summary:        A GTK+3 timezone map widget
 License:        GPLv3
 URL:            https://launchpad.net/timezonemap
-Source0:        http://github.com/dashea/timezonemap/archive/0.4.5.1.tar.gz
+Source0:        http://github.com/dashea/timezonemap/archive/0.4.5.2.tar.gz
 Patch9000:      0001-modify-timezone-Macau-to-Macao.patch
 
 BuildRequires:  glib2-devel gnome-common gobject-introspection-devel gtk3-devel
@@ -62,6 +62,12 @@ The package contains header files used for building applications that use %{name
 %doc README TODO NEWS ChangeLog 
 
 %changelog
+* Wed Oct 19 2022 yanglu <yanglu72@h-partners.com> - 0.4.5.2-1
+- Type:bugfix
+- ID:NA
+- SUG:NA
+- DESC:update libtimezonemap version to 0.4.5.2
+
 * Fri Sep 11 2020 lunankun <lunankun@huawei.com> - 0.4.5.1-7
 - Type:bugfix
 - ID:NA