diff --git a/src/http/modules/ngx_http_gzip_static_module.c b/src/http/modules/ngx_http_gzip_static_module.c
index 6018203..c373649 100644
--- a/src/http/modules/ngx_http_gzip_static_module.c
+++ b/src/http/modules/ngx_http_gzip_static_module.c
@@ -82,7 +82,7 @@
     ngx_http_gzip_static_conf_t  *gzcf;
 
     if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD))) {
-        return NGX_HTTP_NOT_ALLOWED;
+        return NGX_DECLINED;
     }
 
     if (r->uri.data[r->uri.len - 1] == '/') {