diff --git a/.gitignore b/.gitignore
index 0a9bc96..7f801c9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -179,3 +179,6 @@ thunderbird-langpacks-3.1.2-20100803.tar.bz2
 /thunderbird-52.2.0.source.tar.xz
 /thunderbird-langpacks-52.2.0-20170615.tar.xz
 /l10n-lightning-52.2.0.tar.xz
+/thunderbird-52.2.1.source.tar.xz
+/thunderbird-langpacks-52.2.1-20170629.tar.xz
+/l10n-lightning-52.2.1.tar.xz
diff --git a/sources b/sources
index 8f959ee..fc94bfe 100644
--- a/sources
+++ b/sources
@@ -1,3 +1,3 @@
-SHA512 (thunderbird-52.2.0.source.tar.xz) = e5c2ad5f7bbea4fb9abca94db6c149ee459c1c35b756b7840ee87b5fb631ccbcd323c743a12cddf8d504e0175bb93378beb7fe100b185ea6ab03a4968859ea89
-SHA512 (thunderbird-langpacks-52.2.0-20170615.tar.xz) = e85065095f2b5a13380a4c5a487ef144b0a2ff7e393989c750fe0bdb6cfbec6f9e9d267239bb55f914503bd014cfdfb3d6c778c7ba3386afc49cb02262d16d67
-SHA512 (l10n-lightning-52.2.0.tar.xz) = abcb643bb6edbf64bbf281e41ffc8b076e73ffe0e64f3eda3def3602634de7d8b8ac28b5e65bcdc32af55bbb4c8f4521240d84313e5eb09a6d952ea735c3c73b
+SHA512 (thunderbird-52.2.1.source.tar.xz) = f30ba358b1bfc57265b26da3d2205a8a77c6cd1987278de40cde6c1c1241db3c2fedc60aebb6ff56ffb340492c5580294420158f4b7c4787f558e79f72e3d7fb
+SHA512 (thunderbird-langpacks-52.2.1-20170629.tar.xz) = f5a244359ba417f69ea22d59255a6c77a5786ec84fb13e98849e26107551525920e66c45a7924645daabda909892c3d3c0b4e02e857608edcb7850da3ea03c22
+SHA512 (l10n-lightning-52.2.1.tar.xz) = e90d1d2368741fcdbc310e24ce1dbd9a723afa8524bddd9352995c8ed071ec90f13a7b21c40e6f578b00523d8a3f7d1a5fa1adb34e1dcecfa74ce25f1c5979ad
diff --git a/thunderbird.spec b/thunderbird.spec
index 1376d45..0ca8e64 100644
--- a/thunderbird.spec
+++ b/thunderbird.spec
@@ -63,13 +63,13 @@
 %endif
 
 %define tb_version   45.6.0
-%define tarballdir   thunderbird-52.2.0
+%define tarballdir   thunderbird-52.2.1
 
 %define thunderbird_app_id \{3550f703-e582-4d05-9a08-453d09bdfdc6\} 
 # Bump one with each minor lightning release
 %define gdata_version 3.3
 # BUMP VERSION THERE:
-%define gdata_version_internal 0.4
+%define gdata_version_internal 0.5
 %global gdata_extname %{_libdir}/mozilla/extensions/{3550f703-e582-4d05-9a08-453d09bdfdc6}/{a62ef8ec-5fdc-40c2-873c-223b8a6925cc}
 
 # The tarball is pretty inconsistent with directory structure.
@@ -91,14 +91,14 @@
 
 Summary:        Mozilla Thunderbird mail/newsgroup client
 Name:           thunderbird
-Version:        52.2.0
+Version:        52.2.1
 Release:        1%{?dist}
 URL:            http://www.mozilla.org/projects/thunderbird/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Group:          Applications/Internet
 Source0:        ftp://ftp.mozilla.org/pub/thunderbird/releases/%{version}%{?pre_version}/source/thunderbird-%{version}%{?pre_version}.source.tar.xz
 %if %{build_langpacks}
-Source1:        thunderbird-langpacks-%{version}-20170615.tar.xz
+Source1:        thunderbird-langpacks-%{version}-20170629.tar.xz
 %endif
 # Locales for lightning
 Source2:        l10n-lightning-%{version}.tar.xz
@@ -724,6 +724,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #===============================================================================
 
 %changelog
+* Thu Jun 29 2017 Jan Horak <jhorak@redhat.com> - 52.2.1-1
+- Update to 52.2.1
+
 * Thu Jun 15 2017 Jan Horak <jhorak@redhat.com> - 52.2.0-1
 - Update to 52.2.0