diff --git a/nspr-4.26.tar.gz b/nspr-4.26.tar.gz
deleted file mode 100644
index 9be35596b671700633316e22871ad07e63bac274..0000000000000000000000000000000000000000
Binary files a/nspr-4.26.tar.gz and /dev/null differ
diff --git a/nspr-4.29.tar.gz b/nspr-4.29.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..c6a2917836b721e8b92ad9b13532f51140ad4496
Binary files /dev/null and b/nspr-4.29.tar.gz differ
diff --git a/nspr.spec b/nspr.spec
index 10df83a5824c935c5a807219b65d7a56361c1f26..201524d285d2d01dcc25f5fe174c40ed20990b77 100644
--- a/nspr.spec
+++ b/nspr.spec
@@ -1,7 +1,7 @@
-%global nspr_version 4.26
+%global nspr_version 4.29
 Name:           nspr
-Version:        4.26.0
-Release:        3
+Version:        4.29.0
+Release:        1
 Summary:        Netscape Portable Runtime
 License:        MPLv2.0
 URL:            http://www.mozilla.org/projects/nspr
@@ -83,6 +83,9 @@ install -c -m 644 nspr-config.1 $RPM_BUILD_ROOT%{_mandir}/man1/nspr-config.1
 %{_mandir}/man*/*
 
 %changelog
+* Mon Feb 1 2021 xinghe <xinghe1@huawei.com> -  4.29.0-1
+- update to 4.29.0
+
 * Fri Sep 4 2020 shixuantong <shixuantong@huawei.com> -  4.26.0-3
 - update Source0 and change tar package name