diff --git a/latan/IoAsciiLexer.lpp b/latan/IoAsciiLexer.lpp
index 663fe31..9777443 100644
--- a/latan/IoAsciiLexer.lpp
+++ b/latan/IoAsciiLexer.lpp
@@ -22,7 +22,7 @@
     yylloc->first_column = yylloc->last_column + 1;\
     yylloc->last_column  = yylloc->first_column + yyleng - 1;
 
-	#define YY_INPUT(buf,result,max_size) \
+	#define YY_INPUT(buf, result, max_size) \
 	{ \
         (*yyextra->stream).read(buf,max_size);\
         result = (*yyextra->stream).gcount();\