diff --git a/.gitignore b/.gitignore
index 6b4a96a..42e97c1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -170,3 +170,5 @@ noarch/
 /tzdata2018i.tar.gz
 /tzcode2019a.tar.gz
 /tzdata2019a.tar.gz
+/tzcode2019b.tar.gz
+/tzdata2019b.tar.gz
diff --git a/sources b/sources
index 4a48bae..63c6133 100644
--- a/sources
+++ b/sources
@@ -1,4 +1,4 @@
 SHA512 (javazic.tar.gz) = c23a4a437a87d0792f23e98025520a11273fc3d12ef5dcf64af8332ed60ba9ce77eaadfd234cee92b3ca9dc08b9e4123e804745925d68ddbd0b2e1e9039e526b
 SHA512 (javazic-1.8-37392f2f5d59.tar.xz) = 2ba718dfeed53a3bd6b44e3dfe96338a609e482e4e6d942e2a7e622fc6c52606cb323ac3a59739c463e34f70fff217c0a61f5b3d3c4958eff2801b1504ee4204
-SHA512 (tzcode2019a.tar.gz) = 7cc76ce6be4a67c3e1b2222cb632d2de9dabb76899793a938f87a1d4bb20e462cabdae9e3b986aaabaa400795370510095d236dbad5aff4c192d0887f0ecedf5
-SHA512 (tzdata2019a.tar.gz) = d8eb5b2b68abee08bd2b0d2134bce85b5c0aee85168e9697a607604ed5be7d1539ac60fda9b37e0c9c793ef6251978bc250563a0af59497fde775499964bb5aa
+SHA512 (tzcode2019b.tar.gz) = bcfb417fe3b7c39e702da0090291db0489744f733010ae183007fce5e441bfce885fb25ed11730cf7f363572e107d7ff0c4b38691bb99def2d8cf7017c05720f
+SHA512 (tzdata2019b.tar.gz) = c0104078d994e501d80a41bea31364b1390a75c2fbf42968a8343a090e2ac2eddbc58770ca470b192ea19dec89fcc634141a1de703ea2ffa0325176a64afe1fc
diff --git a/tzdata.spec b/tzdata.spec
index c068ca4..879020a 100644
--- a/tzdata.spec
+++ b/tzdata.spec
@@ -1,8 +1,8 @@
 Summary: Timezone data
 Name: tzdata
-Version: 2019a
-%define tzdata_version 2019a
-%define tzcode_version 2019a
+Version: 2019b
+%define tzdata_version 2019b
+%define tzcode_version 2019b
 Release: 1%{?dist}
 License: Public Domain
 URL: https://www.iana.org/time-zones
@@ -134,6 +134,11 @@ install -p -m 644 tzdb.dat $RPM_BUILD_ROOT%{_datadir}/javazi-1.8/
 %{_datadir}/javazi-1.8
 
 %changelog
+* Tue Jul 09 2019 Patsy Griffin <patsy@redhat.com> - 2019b-1
+- Rebase to tzdata-2019b
+  - Brazil will no longer observe DST going forward.
+  - The 2019 spring transition for Palestine occurred 03-29, not 03-30.
+
 * Fri Mar 29 2019 Patsy Griffin Franklin <patsy@redhat.com> - 2019a-1
 - Rebase to tzdata-2019a
   - Palestine will start DST on 2019-03-30, rather than 2019-03-23 as