diff --git a/src/core/nginx.h b/src/core/nginx.h
index 44d2fc2..844d3c5 100644
--- a/src/core/nginx.h
+++ b/src/core/nginx.h
@@ -9,8 +9,8 @@
 #define _NGINX_H_INCLUDED_
 
 
-#define nginx_version      1017002
-#define NGINX_VERSION      "1.17.2"
+#define nginx_version      1017003
+#define NGINX_VERSION      "1.17.3"
 #define NGINX_VER          "nginx/" NGINX_VERSION " by Hakase"
 
 #ifndef NGINX_SERVER