diff --git a/docs/user/net/UrlProtocolListener.dox b/docs/user/net/UrlProtocolListener.dox
index 36ecba6abd..bf0535ef4d 100644
--- a/docs/user/net/UrlProtocolListener.dox
+++ b/docs/user/net/UrlProtocolListener.dox
@@ -18,6 +18,48 @@
 */
 
 
+/*!
+	\enum BUrlProtocolDebugMessage
+	\brief The type of the debug message.
+*/
+
+
+/*!
+	\var B_URL_PROTOCOL_DEBUG_TEXT
+	\brief Informational debug message.
+*/
+
+
+/*!
+	\var B_URL_PROTOCOL_DEBUG_ERROR
+	\brief Error debug message.
+*/
+
+
+/*!
+	\var B_URL_PROTOCOL_DEBUG_HEADER_IN
+	\brief Debug messages related to metadata received.
+*/
+
+
+/*!
+	\var B_URL_PROTOCOL_DEBUG_HEADER_OUT
+	\brief Debug messages related to metadata sent.
+*/
+
+
+/*!
+	\var B_URL_PROTOCOL_DEBUG_TRANSFER_IN
+	\brief Debug messages related to data received.
+*/
+
+
+/*!
+	\var B_URL_PROTOCOL_DEBUG_TRANSFER_OUT
+	\brief Debug messages related to data sent.
+*/
+
+
 /*!
 	\class BUrlProtocolListener
 	\ingroup network