diff --git a/.gitignore b/.gitignore
index 165444b..14482bb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /MCE-1.520.tar.gz
+/MCE-1.521.tar.gz
diff --git a/perl-MCE.spec b/perl-MCE.spec
index 89f303c..f05e2ad 100644
--- a/perl-MCE.spec
+++ b/perl-MCE.spec
@@ -1,5 +1,5 @@
 Name:           perl-MCE
-Version:        1.520
+Version:        1.521
 Release:        1%{?dist}
 Summary:        Many-core Engine for Perl providing parallel processing capabilities
 License:        GPL+ or Artistic
@@ -64,5 +64,8 @@ make test
 %{_mandir}/man3/*
 
 %changelog
+* Wed Dec 17 2014 Petr Šabata <contyk@redhat.com> - 1.521-1
+- 1.521 bump
+
 * Tue Nov 11 2014 Petr Šabata <contyk@redhat.com> 1.520-1
 - Initial packaging
diff --git a/sources b/sources
index e36f326..ec8fa12 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-94617aa3b35d739f889d0e071e2d2867  MCE-1.520.tar.gz
+053a4c0c856484cbe62fa6a171d4c797  MCE-1.521.tar.gz