""

1 files changed, 1 insertions, 1 deletions

diff --git a/iftop.h b/iftop.h
index d645108..4997583 100644
--- a/iftop.h
+++ b/iftop.h
@@ -20,7 +20,7 @@ typedef struct {
     int last_write;
 } history_type;
 
-void tick();
+void tick(void);
 
 void *xmalloc(size_t n);
 void *xcalloc(size_t n, size_t m);