diff --git a/firefox-102.9.0esr.source.tar.xz b/firefox-102.15.1esr.source.tar.xz
similarity index 32%
rename from firefox-102.9.0esr.source.tar.xz
rename to firefox-102.15.1esr.source.tar.xz
index d9ff7ef9a8966b4e32da9f6b310d1939a73b3b76..982a27c3f24da41e9c199ab82f449ce86c1ecc56 100644
--- a/firefox-102.9.0esr.source.tar.xz
+++ b/firefox-102.15.1esr.source.tar.xz
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:31b074623f09ca821a8a7dee0b3d2df1a45f1164264d31c26b4969a4d6a21dd1
-size 484308672
+oid sha256:09194fb765953bc6979a35aa8834118c453b9d6060bf1ec4e134551bad740113
+size 483198220
diff --git a/mozjs102.spec b/mozjs102.spec
index 7a8ca31aff848178700dfa7b7c12f04d9548a753..6fa2250b4ee8b2dcdbb95bd924a22c9465baac6e 100644
--- a/mozjs102.spec
+++ b/mozjs102.spec
@@ -22,8 +22,8 @@
 %endif
 
 Name:           mozjs%{major}
-Version:        102.9.0
-Release:        9
+Version:        102.15.1
+Release:        1
 Summary:        SpiderMonkey JavaScript library
 License:        MPL-2.0 AND Apache-2.0 AND BSD-3-Clause AND BSD-2-Clause AND MIT AND GPL-3.0-or-later
 URL:            https://hg.mozilla.org/releases/mozilla-esr102
@@ -255,6 +255,9 @@ ln -s libmozjs-%{major}.so.0 %{buildroot}%{_libdir}/libmozjs-%{major}.so
 %{_includedir}/mozjs-%{major}/
 
 %changelog
+* Sun Jun 29 2025 Funda Wang <fundawang@yeah.net> - 102.15.1-1
+- update to 102.15.1
+
 * Mon Jun 23 2025 Funda Wang <fundawang@yeah.net> - 102.9.0-9
 - set CC and CXX so that clang won't be selected automatically
 - fix compilation errors in sw_64 support