diff --git a/runtime/doc/todo.txt b/runtime/doc/todo.txt
index a006c6a..434dcce 100644
--- a/runtime/doc/todo.txt
+++ b/runtime/doc/todo.txt
@@ -1,4 +1,4 @@
-*todo.txt*      For Vim version 7.4a.  Last change: 2013 Jul 28
+*todo.txt*      For Vim version 7.4b.  Last change: 2013 Jul 28
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -34,6 +34,8 @@
 							*known-bugs*
 -------------------- Known bugs and current work -----------------------
 
+Syntax file updates. (Doug Kearns, Jul 28)
+
 Python: ":py raw_input('prompt')" doesn't work. (Manu Hack)
 
 Patch to add "acl" and "xpm" as a feature. (Ken Takata, 2013 Jul 8)
@@ -46,6 +48,12 @@
 
 Go through more coverity reports.
 
+Bug: ":he \^x" gives strange E63 error when 'regexpengine' is set to 1.
+With 'regexpengine' set to 0 results in an INTERNAL errror.
+(glts, 2013 Jul 28)
+
+/[b-a] gives error E16, should probably be E769.
+
 Discussion about canonicalization of Hebrew. (Ron Aaron, 2011 April 10)
 
 Checking runtime scripts: Thilo Six, 2012 Jun 6.