1 files changed, 1 insertions, 1 deletions
diff --git a/src/rio.h b/src/rio.h
index 6749723d2..c996c54f6 100644
--- a/src/rio.h
+++ b/src/rio.h
@@ -130,7 +130,7 @@ void rioInitWithFdset(rio *r, int *fds, int numfds);
 
 void rioFreeFdset(rio *r);
 
-size_t rioWriteBulkCount(rio *r, char prefix, int count);
+size_t rioWriteBulkCount(rio *r, char prefix, long count);
 size_t rioWriteBulkString(rio *r, const char *buf, size_t len);
 size_t rioWriteBulkLongLong(rio *r, long long l);
 size_t rioWriteBulkDouble(rio *r, double d);