diff --git a/util/ceg/EM_parser/common/mylex.c b/util/ceg/EM_parser/common/mylex.c
index bd09b4038..c8b0b6362 100644
--- a/util/ceg/EM_parser/common/mylex.c
+++ b/util/ceg/EM_parser/common/mylex.c
@@ -24,7 +24,7 @@
  */
 
 
-#define YYTEXT	256
+#define YYTEXT	4096
 char yytext[YYTEXT],	/* string-buffer for the token */
      *next;		/* points to the first free posistion in yytext[] */
 extern char scanc();