diff --git a/.gitignore b/.gitignore
index 1b32720..f09d60d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 /firefox-91.0esr.source.tar.xz
 /firefox-91.1.0esr.source.tar.xz
 /firefox-91.2.0esr.source.tar.xz
+/firefox-91.3.0esr.source.tar.xz
diff --git a/mozjs91.spec b/mozjs91.spec
index 557283b..e44b336 100644
--- a/mozjs91.spec
+++ b/mozjs91.spec
@@ -7,7 +7,7 @@
 %global require_tests     1
 
 %if 0%{?build_with_lto}
-# LTO is default since F33 and F32 package is backported as is, so no LTO there
+# LTO is the default
 %else
 %define _lto_cflags %{nil}
 %endif
@@ -18,7 +18,7 @@
 %endif
 
 Name:           mozjs%{major}
-Version:        91.2.0
+Version:        91.3.0
 Release:        1%{?dist}
 Summary:        SpiderMonkey JavaScript library
 
@@ -237,6 +237,9 @@ ln -s libmozjs-%{major}.so.0 %{buildroot}%{_libdir}/libmozjs-%{major}.so
 %{_includedir}/mozjs-%{major}/
 
 %changelog
+* Wed Nov 03 2021 Frantisek Zatloukal <fzatlouk@redhat.com> - 91.3.0-1
+- mozjs91-91.3.0
+
 * Mon Oct 04 2021 Frantisek Zatloukal <fzatlouk@redhat.com> - 91.2.0-1
 - mozjs91-91.2.0
 
diff --git a/sources b/sources
index 2f12366..c0e266c 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (firefox-91.2.0esr.source.tar.xz) = f4cff7e43ff9927cbab3f02d37d360ee8bb0dbe988e280cb0638ee67bfe3c76e3a0469336de1b212fba66c958d58594b1739aafee1ebb84695d098c1e5c77b9d
+SHA512 (firefox-91.3.0esr.source.tar.xz) = 7cf6efd165acc134bf576715580c103a2fc10ab928ede4c18f69908c62a04eb0f60affa8ceafd5883b393c31b85cae6821d0ae063c9e78117456d475947deaa9