diff --git a/calibre.spec b/calibre.spec
index ee9fd36..237766f 100644
--- a/calibre.spec
+++ b/calibre.spec
@@ -1,5 +1,5 @@
 Name:          calibre
-Version:       2.50.1
+Version:       2.58.0
 Release:       1mamba
 Summary:       A free and open source e-book library management application
 Group:         Graphical Desktop/Applications/Multimedia
@@ -53,6 +53,7 @@ BuildRequires: python-cssselect
 BuildRequires: libmtp-devel
 BuildRequires: python-dateutil
 BuildRequires: libpodofo-devel >= 0.9.3
+BuildRequires: pyicu
 Requires:      PyQt5
 Requires:      python-lxml
 Requires:	   python-six
@@ -64,6 +65,7 @@ Requires:      python-cssselect
 Requires:      python-dateutil
 Requires:      BeautifulSoup
 Requires:      python-netifaces
+Requires:      pyicu
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
@@ -193,6 +195,9 @@ install -D -m0644 %{buildroot}%{_datadir}/calibre/content_server/calibre.png \
 %{python27_sitelib}/init_calibre.py
 
 %changelog
+* Sun Jun 05 2016 Automatic Build System <autodist@mambasoft.it> 2.58.0-1mamba
+- automatic version update by autodist
+
 * Sat Jan 30 2016 Automatic Build System <autodist@mambasoft.it> 2.50.1-1mamba
 - automatic version update by autodist