diff --git a/.firefox.metadata b/.firefox.metadata
index 5773e30..96b97d2 100644
--- a/.firefox.metadata
+++ b/.firefox.metadata
@@ -1,5 +1,5 @@
 c822547dbc12e2baebdfdfb38b665e23f0c2513a SOURCES/cbindgen-vendor.tar.xz
-484a837aad8d9041e8d536422cf5a0eb114f3c4e SOURCES/firefox-91.2.0esr.processed-source.tar.xz
-28ebce533aeffef68e80a389b2d7dfff43980e78 SOURCES/firefox-langpacks-91.2.0esr-20210929.tar.xz
+736b0b4313f678de624c0124f61a86893385d110 SOURCES/firefox-91.3.0esr.processed-source.tar.xz
+7b821f5b94cba12efc8a2b86dbd8c7321b453568 SOURCES/firefox-langpacks-91.3.0esr-20211101.tar.xz
 b5fd1332d8e0d37339ae170c7bebcb63a40b22e0 SOURCES/nspr-4.32.0-1.el8_1.src.rpm
 29da2158892dc108a7a21fd8411fccf0061481b3 SOURCES/nss-3.67.0-6.el8_1.src.rpm
diff --git a/.gitignore b/.gitignore
index f88f3f9..1a94cd1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,5 @@
 SOURCES/cbindgen-vendor.tar.xz
-SOURCES/firefox-91.2.0esr.processed-source.tar.xz
-SOURCES/firefox-langpacks-91.2.0esr-20210929.tar.xz
+SOURCES/firefox-91.3.0esr.processed-source.tar.xz
+SOURCES/firefox-langpacks-91.3.0esr-20211101.tar.xz
 SOURCES/nspr-4.32.0-1.el8_1.src.rpm
 SOURCES/nss-3.67.0-6.el8_1.src.rpm
diff --git a/SPECS/firefox.spec b/SPECS/firefox.spec
index 523d7bb..7df11ea 100644
--- a/SPECS/firefox.spec
+++ b/SPECS/firefox.spec
@@ -18,7 +18,7 @@ function dist_to_rhel_minor(str, start)
   end
   match = string.match(str, ".el8")
   if match then
-     return 5
+     return 6
   end
   return -1
 end}
@@ -130,8 +130,8 @@ end}
 
 Summary:        Mozilla Firefox Web browser
 Name:           firefox
-Version:        91.2.0
-Release:        4%{?dist}
+Version:        91.3.0
+Release:        1%{?dist}
 URL:            https://www.mozilla.org/firefox/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 %if 0%{?rhel} == 9
@@ -151,7 +151,7 @@ ExcludeArch:    s390 ppc
 # Link to official tarball: https://hg.mozilla.org/releases/mozilla-release/archive/firefox-%%{version}%%{?pre_version}.source.tar.xz
 Source0:        firefox-%{version}%{?pre_version}.processed-source.tar.xz
 %if %{build_langpacks}
-Source1:        firefox-langpacks-%{version}%{?pre_version}-20210929.tar.xz
+Source1:        firefox-langpacks-%{version}%{?pre_version}-20211101.tar.xz
 %endif
 Source2:        cbindgen-vendor.tar.xz
 Source3:        process-official-tarball
@@ -1245,6 +1245,12 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #---------------------------------------------------------------------
 
 %changelog
+* Mon Nov 01 2021 Eike Rathke <erack@redhat.com> - 91.3.0-1
+- Update to 91.3.0 build1
+
+* Thu Oct 21 2021 Jan Horak <jhorak@redhat.com> - 91.2.0-5
+- Fixed crashes when FIPS is enabled.
+
 * Mon Oct 04 2021 Jan Horak <jhorak@redhat.com> - 91.2.0-4
 - Disable webrender on the s390x due to wrong colors: rhbz#2009503