diff -rupN nedit-5.5.old/source/regularExp.c nedit-5.5.new/source/regularExp.c
--- nedit-5.5.old/source/regularExp.c	2004-08-20 12:37:30.000000000 -0400
+++ nedit-5.5.new/source/regularExp.c	2009-09-14 13:47:37.000000000 -0400
@@ -2645,7 +2645,7 @@ static struct brace_counts *Brace;
 
 /* Default table for determining whether a character is a word delimiter. */
 
-static unsigned char  Default_Delimiters [UCHAR_MAX] = {0};
+static unsigned char  Default_Delimiters [UCHAR_MAX+1] = {0};
 
 static unsigned char *Current_Delimiters;  /* Current delimiter table */