1 files changed, 1 insertions, 1 deletions
diff --git a/lex.l b/lex.l
index 268d9f9..6a7f6e0 100644
--- a/lex.l
+++ b/lex.l
@@ -166,5 +166,5 @@ PieSlice			{ yylval.num = ArcPieSlice;
 %%
 
 #ifndef yywrap
-int yywrap() { return (1); }
+int yywrap(void) { return (1); }
 #endif