Fixed warning.

1 files changed, 1 insertions, 1 deletions

diff --git a/format.c b/format.c
index 95c1b12..37dbdf0 100644
--- a/format.c
+++ b/format.c
@@ -80,7 +80,7 @@ xs_dict *emojis(void)
 }
 
 
-xs_dict *emojis_rm_categories() {
+xs_dict *emojis_rm_categories(void) {
     xs *emjs = emojis();
     char *res = xs_dict_new();
     const char *k, *v;