diff --git a/.gitignore b/.gitignore
index 1925ef1..bab3020 100644
--- a/.gitignore
+++ b/.gitignore
@@ -77,3 +77,4 @@ samba-3.6.0pre1.tar.gz
 /samba-4.5.4.tar.xz
 /samba-4.5.5.tar.xz
 /samba-4.5.6.tar.xz
+/samba-4.5.7.tar.xz
diff --git a/samba.spec b/samba.spec
index 4242334..551adc3 100644
--- a/samba.spec
+++ b/samba.spec
@@ -8,7 +8,7 @@
 
 %define main_release 0
 
-%define samba_version 4.5.6
+%define samba_version 4.5.7
 %define talloc_version 2.1.8
 %define tdb_version 1.3.10
 %define tevent_version 0.9.29
@@ -2550,6 +2550,10 @@ rm -rf %{buildroot}
 %endif # with_clustering_support
 
 %changelog
+* Thu Mar 23 2017 Guenther Deschner <gdeschner@redhat.com> - 4.5.7-0
+- Update to Samba 4.5.7
+- resolves: #1435156 - Security fix for CVE-2017-2619
+
 * Thu Mar 09 2017 Guenther Deschner <gdeschner@redhat.com> - 4.5.6-0
 - Update to Samba 4.5.6
 
diff --git a/sources b/sources
index 8cdb454..64cc7b6 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (samba-4.5.6.tar.xz) = 7ce12fb4345727d38cedc63bca85862a28c896d7fed75b08f62ba2a11f5a3c9c85bd6d426be25e646a1e97c9cd5c43dd927d1972423aab22466b07d2873b7cf0
+SHA512 (samba-4.5.7.tar.xz) = c37895d665edbe1c6c5163e44b06dc358c913b7ac2f15ffdf91d578325471ee2a4061e0bb0b28b51d782a9216ca7ac9b2890252fe67d03dfa776f52047b8dd47