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-rw-r--r--src/http/ngx_http_request.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/http/ngx_http_request.h b/src/http/ngx_http_request.h
index 5cdcb9498..22e17ee37 100644
--- a/src/http/ngx_http_request.h
+++ b/src/http/ngx_http_request.h
@@ -77,6 +77,7 @@
#define NGX_HTTP_REQUEST_TIME_OUT 408
#define NGX_HTTP_CONFLICT 409
#define NGX_HTTP_LENGTH_REQUIRED 411
+#define NGX_HTTP_PRECONDITION_FAILED 412
#define NGX_HTTP_REQUEST_ENTITY_TOO_LARGE 413
#define NGX_HTTP_REQUEST_URI_TOO_LARGE 414
#define NGX_HTTP_UNSUPPORTED_MEDIA_TYPE 415