diff --git a/.gitignore b/.gitignore
index 58ea416..ab5dfd0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -59,3 +59,4 @@
 /evolution-ews-3.15.92.tar.xz
 /evolution-ews-3.16.0.tar.xz
 /evolution-ews-3.16.1.tar.xz
+/evolution-ews-3.17.1.tar.xz
diff --git a/evolution-ews.spec b/evolution-ews.spec
index 8868f0b..717ff01 100644
--- a/evolution-ews.spec
+++ b/evolution-ews.spec
@@ -1,14 +1,14 @@
-%global evo_base_version 3.16
+%global evo_base_version 3.18
 %global libmspack_version 0.4
 
 Name: evolution-ews
-Version: 3.16.1
+Version: 3.17.1
 Release: 1%{?dist}
 Group: Applications/Productivity
 Summary: Evolution extension for Exchange Web Services
 License: LGPLv2
 URL: https://wiki.gnome.org/Apps/Evolution
-Source: http://download.gnome.org/sources/%{name}/3.16/%{name}-%{version}.tar.xz
+Source: http://download.gnome.org/sources/%{name}/3.17/%{name}-%{version}.tar.xz
 
 #Patch01: evolution-ews-3.5.90-xmlbuffer.patch
 
@@ -80,6 +80,9 @@ rm $RPM_BUILD_ROOT%{_libdir}/evolution/modules/*.la
 %{_datadir}/evolution-data-server/ews/windowsZones.xml
 
 %changelog
+* Mon Apr 27 2015 Milan Crha <mcrha@redhat.com> - 3.17.1-1
+- Update to 3.17.1
+
 * Mon Apr 13 2015 Milan Crha <mcrha@redhat.com> - 3.16.1-1
 - Update to 3.16.1
 
diff --git a/sources b/sources
index f6f5749..d0b99b4 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-b2827be78dea85475dedf69013ae6fe8  evolution-ews-3.16.1.tar.xz
+aacdcb594bb2125af5455a82dce4a418  evolution-ews-3.17.1.tar.xz