diff --git a/src/define.h b/src/define.h
index 1d4cfa5..df4be24 100644
--- a/src/define.h
+++ b/src/define.h
@@ -48,7 +48,7 @@
 #define		OUTPUT		stdout		/* where all msgs are sent */
 #define		BIG		1e+30		/* a huge number */
 #define		SMALL		(1/BIG)		/* A very small number */
-#define		MAXCHAR		1024		/* max. number of characters */
+#define		MAXCHAR		512		/* max. number of characters */
 #ifndef PI
 #define PI	3.1415926535898			/* never met before? */
 #endif