diff --git a/.hgtags b/.hgtags
index 6696151..afcc7b4 100644
--- a/.hgtags
+++ b/.hgtags
@@ -10,3 +10,4 @@ df3dc7358b79abdd7075ba78b58fff1da7fa3fde to
 df3dc7358b79abdd7075ba78b58fff1da7fa3fde 0.5
 0000000000000000000000000000000000000000 0.5
 845b75d72ec18f3fbf2a74f1a1ec3cf54ca4a304 v0.7
+599b774a4b6ac81b44971ac1a319fc41c04e3589 v2.3