diff --git a/.gitignore b/.gitignore
index 6bb422a..b02e6ba 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,5 +7,5 @@ SOURCES/nspr-4.25.0-1.el8_0.src.rpm
 SOURCES/nss-3.53.1-3.fc32.src.rpm
 SOURCES/openssl-1.0.2k-19.6.bundle.el7_7.src.rpm
 SOURCES/thunderbird-78.12.0.source.tar.xz
-SOURCES/thunderbird-langpacks-78.12.0-20210708.tar.xz
+SOURCES/thunderbird-langpacks-78.12.0-20210712.tar.xz
 SOURCES/yasm-1.2.0-3.el5.src.rpm
diff --git a/.thunderbird.metadata b/.thunderbird.metadata
index cf47f4f..bfbc2d9 100644
--- a/.thunderbird.metadata
+++ b/.thunderbird.metadata
@@ -6,6 +6,6 @@ e188ab1a444697bc649e223c28389d82ca94c472 SOURCES/libffi-3.0.13-18.el7_3.src.rpm
 07d67c90367c3ec0d6cebc1a5793c21076d34b78 SOURCES/nspr-4.25.0-1.el8_0.src.rpm
 223c02166b1cb9863b9f453ef687d7805a93e7af SOURCES/nss-3.53.1-3.fc32.src.rpm
 a379070abf5000cde61411c97af7e733b267a4d3 SOURCES/openssl-1.0.2k-19.6.bundle.el7_7.src.rpm
-48303a0be781a239ceabe1203959d0eb93ec44ae SOURCES/thunderbird-78.12.0.source.tar.xz
-f6afcbd3be150a9699dbf5cb30f3a4d7263ee2e4 SOURCES/thunderbird-langpacks-78.12.0-20210708.tar.xz
+98228bff32bf6cb7e0e34eb135a800d3200881c1 SOURCES/thunderbird-78.12.0.source.tar.xz
+a331ca78bb12b64578021ededef270d98a5762a5 SOURCES/thunderbird-langpacks-78.12.0-20210712.tar.xz
 77fd30f7ebc12a629a31c1e252cec06af55a71fe SOURCES/yasm-1.2.0-3.el5.src.rpm
diff --git a/SPECS/thunderbird.spec b/SPECS/thunderbird.spec
index bf29706..1d36e20 100644
--- a/SPECS/thunderbird.spec
+++ b/SPECS/thunderbird.spec
@@ -16,6 +16,10 @@ function dist_to_rhel_minor(str, start)
   if match then
      return string.sub(match, 6)
   end
+  match = string.match(str, ".el8")
+  if match then
+     return 5
+  end
   return -1
 end}
 
@@ -190,7 +194,7 @@ end}
 Summary:        Mozilla Thunderbird mail/newsgroup client
 Name:           thunderbird
 Version:        78.12.0
-Release:        1%{?dist}
+Release:        2%{?dist}
 URL:            http://www.mozilla.org/projects/thunderbird/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Group:          Applications/Internet
@@ -205,7 +209,7 @@ ExclusiveArch:  i686 x86_64 ppc64 s390x
 # From ftp://archive.mozilla.org/pub/thunderbird/releases/%{version}%{?ext_version}/source
 Source0:        https://archive.mozilla.org/pub/thunderbird/releases/%{version}%{?pre_version}/source/thunderbird-%{version}%{?pre_version}.source.tar.xz
 %if %{build_langpacks}
-Source1:        thunderbird-langpacks-%{version}%{?ext_version}-20210708.tar.xz
+Source1:        thunderbird-langpacks-%{version}%{?ext_version}-20210712.tar.xz
 # Locales for lightning
 %endif
 Source2:        cbindgen-vendor-0.14.3.tar.xz
@@ -1508,6 +1512,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #===============================================================================
 
 %changelog
+* Mon Jul 12 2021 Eike Rathke <erack@redhat.com> - 78.12.0-2
+- Update to 78.12.0 build2
+
 * Thu Jul 08 2021 Eike Rathke <erack@redhat.com> - 78.12.0-1
 - Update to 78.12.0 build1