diff --git a/src/core/nginx.h b/src/core/nginx.h
index a5581a9..5d3112f 100644
--- a/src/core/nginx.h
+++ b/src/core/nginx.h
@@ -9,8 +9,8 @@
 #define _NGINX_H_INCLUDED_
 
 
-#define nginx_version      1011012
-#define NGINX_VERSION      "1.11.12"
+#define nginx_version      1011013
+#define NGINX_VERSION      "1.11.13"
 #define NGINX_VER          "nginx/" NGINX_VERSION
 
 #ifdef NGX_BUILD