1 files changed, 1 insertions, 1 deletions

diff --git a/tools/tool.h b/tools/tool.h
index 1540f22..18b8ce9 100644
--- a/tools/tool.h
+++ b/tools/tool.h
@@ -15,7 +15,7 @@ static void getfilename(const char *, const char *, char *);
 static void writetable(const char *, int64_t, const char *);
 static int64_t generatetable(const char *, const char *, char **);
 static int getdata(const char *, const char *, char **, const char *);
-static void gendata_run(const char *, const char *, uint64_t *);
+static void gendata_run(const char *, const char *, uint64_t [static 21]);
 
 static void
 log_stderr(const char *str, ...)