diff --git a/Web/Sources/Web/HTTPRequestHeader.swift b/Web/Sources/Web/HTTPRequestHeader.swift
index 7021a6fcc..0551b7df8 100755
--- a/Web/Sources/Web/HTTPRequestHeader.swift
+++ b/Web/Sources/Web/HTTPRequestHeader.swift
@@ -13,6 +13,7 @@ public struct HTTPRequestHeader {
 	public static let userAgent = "User-Agent"
 	public static let authorization = "Authorization"
 	public static let contentType = "Content-Type"
+	public static let acceptType = "Accept-Type"
 	
 	// Conditional GET