diff --git a/include/common/htx.h b/include/common/htx.h
index aa0176f..da035b9 100644
--- a/include/common/htx.h
+++ b/include/common/htx.h
@@ -129,17 +129,20 @@
  */
 
 /* HTX start-line flags */
-#define HTX_SL_F_NONE          0x00000000
-#define HTX_SL_F_IS_RESP       0x00000001 /* It is the response start-line (unset means the request one) */
-#define HTX_SL_F_XFER_LEN      0x00000002 /* The message xfer size can be dertermined */
-#define HTX_SL_F_XFER_ENC      0x00000004 /* The transfer-encoding header was found in message */
-#define HTX_SL_F_CLEN          0x00000008 /* The content-length header was found in message */
-#define HTX_SL_F_CHNK          0x00000010 /* The message payload is chunked */
-#define HTX_SL_F_VER_11        0x00000020 /* The message indicates version 1.1 or above */
-#define HTX_SL_F_BODYLESS      0x00000040 /* The message has no body (content-length = 0) */
-#define HTX_SL_F_HAS_SCHM      0x00000080 /* The scheme is explicitly specified */
-#define HTX_SL_F_SCHM_HTTP     0x00000100 /* The scheme HTTP should be used */
-#define HTX_SL_F_SCHM_HTTPS    0x00000200 /* The scheme HTTPS should be used */
+#define HTX_SL_F_NONE           0x00000000
+#define HTX_SL_F_IS_RESP        0x00000001 /* It is the response start-line (unset means the request one) */
+#define HTX_SL_F_XFER_LEN       0x00000002 /* The message xfer size can be dertermined */
+#define HTX_SL_F_XFER_ENC       0x00000004 /* The transfer-encoding header was found in message */
+#define HTX_SL_F_CLEN           0x00000008 /* The content-length header was found in message */
+#define HTX_SL_F_CHNK           0x00000010 /* The message payload is chunked */
+#define HTX_SL_F_VER_11         0x00000020 /* The message indicates version 1.1 or above */
+#define HTX_SL_F_BODYLESS       0x00000040 /* The message has no body (content-length = 0) */
+#define HTX_SL_F_HAS_SCHM       0x00000080 /* The scheme is explicitly specified */
+#define HTX_SL_F_SCHM_HTTP      0x00000100 /* The scheme HTTP should be used */
+#define HTX_SL_F_SCHM_HTTPS     0x00000200 /* The scheme HTTPS should be used */
+#define HTX_SL_F_HAS_AUTHORITY  0x00000400 /* The request authority is explicitly specified */
+#define HTX_SL_F_NORMALIZED_URI 0x00000800 /* The received URI is normalized (an implicit absolute-uri form) */
+
 
 /* HTX flags */
 #define HTX_FL_NONE              0x00000000