diff --git a/evolution-ews.spec b/evolution-ews.spec
index 1faaad1..9f7a9d3 100644
--- a/evolution-ews.spec
+++ b/evolution-ews.spec
@@ -1,7 +1,7 @@
 %global libmspack_version 0.4
 
 Name: evolution-ews
-Version: 3.33.90
+Version: 3.33.91
 Release: 1%{?dist}
 Summary: Evolution extension for Exchange Web Services
 License: LGPLv2
@@ -86,6 +86,9 @@ make install DESTDIR=$RPM_BUILD_ROOT
 %files langpacks -f _build/%{name}.lang
 
 %changelog
+* Mon Aug 19 2019 Milan Crha <mcrha@redhat.com> - 3.33.91-1
+- Update to 3.33.91
+
 * Mon Aug 05 2019 Milan Crha <mcrha@redhat.com> - 3.33.90-1
 - Update to 3.33.90
 
diff --git a/sources b/sources
index de29ee2..7bc6491 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (evolution-ews-3.33.90.tar.xz) = ccdaefc5f3791d3a3cb34e771c1dba9ec1bba4f27bf91fb8df54d9981611a8e1ee2ba24f7f40de942206c5340ce209f74920b8f555ed0f2619d912144dd3f8b9
+SHA512 (evolution-ews-3.33.91.tar.xz) = fdfbcdb8593320512d7049c61b95ac838ef0d686a506f8e90d31484289ab7f0d66f6715464774e2618fd134e40735b7b6cdb8e2815759052f7b7b5cd0bc51aaf