diff --git a/.cvsignore b/.cvsignore
index ed6d49f..faba838 100644
--- a/.cvsignore
+++ b/.cvsignore
@@ -40,3 +40,5 @@ tzcode2010f.tar.gz
 tzdata2010f.tar.gz
 tzdata2010h.tar.gz
 tzdata2010i.tar.gz
+tzdata2010j.tar.gz
+tzcode2010j.tar.gz
diff --git a/sources b/sources
index 8f22b46..365ab5b 100644
--- a/sources
+++ b/sources
@@ -1,4 +1,4 @@
 6a3392cd5f1594d13c12c1a836ac8d91  javazic.tar.gz
 e36d2f742c22f8c8dbf0686ac9769b55  tzdata-base-0.tar.bz2
-e530cc9bbdfd5e8c1eac21a68f4d5656  tzcode2010f.tar.gz
-4d2a90afd5bffe8df97f3def245e178e  tzdata2010i.tar.gz
+f668f66b260e14b477eac3f48bcfb5f4  tzdata2010j.tar.gz
+5ba8345720296d3a659b349b2052d139  tzcode2010j.tar.gz
diff --git a/tzdata.spec b/tzdata.spec
index dd8723d..6b7f561 100644
--- a/tzdata.spec
+++ b/tzdata.spec
@@ -1,8 +1,8 @@
 Summary: Timezone data
 Name: tzdata
-Version: 2010i
-%define tzdata_version 2010i
-%define tzcode_version 2010f
+Version: 2010j
+%define tzdata_version 2010j
+%define tzcode_version 2010j
 Release: 1%{?dist}
 License: Public Domain
 Group: System Environment/Base
@@ -111,13 +111,17 @@ rm -rf %{buildroot}
 %{_datadir}/javazi
 
 %changelog
+* Tue May 11 2010 Petr Machata <pmachata@redhat.com> - 2010j-1
+- Upstream 2010j:
+  - Bahia de Banderas (Mexican state of Nayarit) changed time zone
+    UTC-7 to new time zone UTC-6 on April 4, 2010
+
 * Mon Apr 19 2010 Petr Machata <pmachata@redhat.com> - 2010i-1
 - Upstream 2010i:
   - Morocco will have DST from 2010-05-02 to 2010-08-08
   - San Luis, Argentina will keep permanent DST after April 11, 2010
   - Updates of historical stamps for Taiwan
 
-
 * Tue Apr 06 2010 Petr Machata <pmachata@redhat.com> - 2010h-2
 - Upstream 2010g:
   - No Bangladesh DST in 2010 and forward.
@@ -132,7 +136,6 @@ rm -rf %{buildroot}
 - Dropped tzdata-2010f-g.patch
 - Dropped tzdata-2010g-karachi.patch
 
-
 * Mon Mar 29 2010 Petr Machata <pmachata@redhat.com> - 2010f-3
 - Tunisia not to observe DST in 2010 (tzdata-2010g-tunis.patch)
 - Pakistan not to observe DST in 2010 (tzdata-2010g-karachi.patch)
@@ -154,7 +157,6 @@ rm -rf %{buildroot}
   - Samara changes to Moscow+0 on 2010-03-28
   - Related zone.tab updates
 
-
 * Tue Mar 09 2010 Petr Machata <pmachata@redhat.com> - 2010e-1
 - Upstream 2010d
   - The DST change in Bangladesh takes place a minute earlier