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-rw-r--r--tests/yyextra.l2
1 files changed, 1 insertions, 1 deletions
diff --git a/tests/yyextra.l b/tests/yyextra.l
index 8957cbb..bfaae34 100644
--- a/tests/yyextra.l
+++ b/tests/yyextra.l
@@ -62,7 +62,7 @@ static void append_char (char c, yyscan_t scanner );
int main(void);
int
-main ()
+main (void)
{
yyscan_t scanner;
struct Buffer * buf;