diff --git a/src/core/nginx.h b/src/core/nginx.h
index 9d9af6e52..460fd8d8b 100644
--- a/src/core/nginx.h
+++ b/src/core/nginx.h
@@ -8,8 +8,8 @@
 #define _NGINX_H_INCLUDED_
 
 
-#define nginx_version         8020
-#define NGINX_VERSION      "0.8.20"
+#define nginx_version         8021
+#define NGINX_VERSION      "0.8.21"
 #define NGINX_VER          "nginx/" NGINX_VERSION
 
 #define NGINX_VAR          "NGINX"
diff --git a/src/http/modules/perl/nginx.pm b/src/http/modules/perl/nginx.pm
index 90d7c4a49..2f0902171 100644
--- a/src/http/modules/perl/nginx.pm
+++ b/src/http/modules/perl/nginx.pm
@@ -47,7 +47,7 @@ our @EXPORT = qw(
     HTTP_INSUFFICIENT_STORAGE
 );
 
-our $VERSION = '0.8.20';
+our $VERSION = '0.8.21';
 
 require XSLoader;
 XSLoader::load('nginx', $VERSION);