diff --git a/.gitignore b/.gitignore
index 903b780..440d348 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,3 +14,4 @@ tornado-1.0.1.tar.gz
 /tornado-4.4.2.tar.gz
 /tornado-4.5.tar.gz
 /tornado-4.5.1.tar.gz
+/tornado-4.5.2.tar.gz
diff --git a/python-tornado.spec b/python-tornado.spec
index 7bfc879..d8a8396 100644
--- a/python-tornado.spec
+++ b/python-tornado.spec
@@ -5,8 +5,8 @@
 %global srcname tornado
 
 Name:           python-%{srcname}
-Version:        4.5.1
-Release:        4%{?d.1ist}
+Version:        4.5.2
+Release:        1%{?d.1ist}
 Summary:        Scalable, non-blocking web server and tools
 
 Group:          Development/Libraries
@@ -123,6 +123,9 @@ ideal for real-time web services.
 
 
 %changelog
+* Tue Nov 07 2017 Charalampos Stratakis <cstratak@redhat.com> - 4.5.2-1
+- Update to 4.5.2
+
 * Fri Sep 29 2017 Troy Dawson <tdawson@redhat.com> - 4.5.1-4
 - Cleanup spec file conditionals
 
diff --git a/sources b/sources
index 00d9ff4..84cce8f 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (tornado-4.5.1.tar.gz) = b31b3572bf58df8b758694c32b2233c547d6600b0c27f56cff3521abaad38a1646a528d2c2dfcf13214159bf5ba0f59470ba3d538edf16dc014a8b03f0d3bb87
+SHA512 (tornado-4.5.2.tar.gz) = 75a7e94275a0f1cbbc3551a21659383a52fe68b2bb18bc1febf5099fb5fe4154012ba651f789b41f64c47f347757b948e2269f92c83b47325216affcaaa18ffd