diff --git a/.gitignore b/.gitignore
index 30002f5..e829718 100644
--- a/.gitignore
+++ b/.gitignore
@@ -152,3 +152,5 @@ noarch/
 /tzdata2016i.tar.gz
 /tzcode2016j.tar.gz
 /tzdata2016j.tar.gz
+/tzdata2017a.tar.gz
+/tzcode2017a.tar.gz
diff --git a/sources b/sources
index e2b072b..a3d224d 100644
--- a/sources
+++ b/sources
@@ -1,4 +1,4 @@
-6a3392cd5f1594d13c12c1a836ac8d91  javazic.tar.gz
-cfc79fbbb17f21052d3dd7634ec70bea  javazic-1.8-37392f2f5d59.tar.xz
-0684b98eb184fab250b6ca946862078d  tzcode2016j.tar.gz
-db361d005ac8b30a2d18c5ca38d3e8ab  tzdata2016j.tar.gz
+SHA512 (javazic.tar.gz) = c23a4a437a87d0792f23e98025520a11273fc3d12ef5dcf64af8332ed60ba9ce77eaadfd234cee92b3ca9dc08b9e4123e804745925d68ddbd0b2e1e9039e526b
+SHA512 (javazic-1.8-37392f2f5d59.tar.xz) = 2ba718dfeed53a3bd6b44e3dfe96338a609e482e4e6d942e2a7e622fc6c52606cb323ac3a59739c463e34f70fff217c0a61f5b3d3c4958eff2801b1504ee4204
+SHA512 (tzdata2017a.tar.gz) = fe57930711998a0755749a2bf1b32fdbc9e6ee249762017beea52eae7e521236396300fe2d79298fd81eb6d73fb7567884c35995ed248be06188329d937e3873
+SHA512 (tzcode2017a.tar.gz) = 36d744debd5263b6be39b3a9a146b7db1876f216a4bfc62b46631745861a9c03eda3220f213def86c724d3a11c41398c65c2e5d013ff2c1900e7bfc5e7844025
diff --git a/tzdata.spec b/tzdata.spec
index 09c6a79..26c72a6 100644
--- a/tzdata.spec
+++ b/tzdata.spec
@@ -1,9 +1,9 @@
 Summary: Timezone data
 Name: tzdata
-Version: 2016j
-%define tzdata_version 2016j
-%define tzcode_version 2016j
-Release: 3%{?dist}
+Version: 2017a
+%define tzdata_version 2017a
+%define tzcode_version 2017a
+Release: 1%{?dist}
 License: Public Domain
 Group: System Environment/Base
 URL: https://www.iana.org/time-zones
@@ -122,6 +122,12 @@ rm -rf $RPM_BUILD_ROOT
 %{_datadir}/javazi-1.8
 
 %changelog
+* Sun Mar 12 2017 Patsy Franklin <pfrankli@redhat.com> - 2017a-1
+- Rebase to tzdata-2017a
+  - Mongolia no longer observes DST
+  - Magallanes region of Chile moves from -04/-03 to -03 year round.
+    This results in a new zone, America/Punta_Arenas.
+
 * Wed Feb 01 2017 Stephen Gallagher <sgallagh@redhat.com> - 2016j-3
 - Add missing %%license macro