diff --git a/ds.c b/ds.c
index c9d97cc..45df0eb 100644
--- a/ds.c
+++ b/ds.c
@@ -237,7 +237,7 @@ ds_hmp_insert(ds_hmp_t *hmp, char *key, void *data)
 
 	hash_pos = _ds_hmp_gen_hash(key) % hmp->data_len;
 	if (!hmp->data[hash_pos]) {
-		hmp->data[hash_pos] = calloc(1, sizeof(ds_sll_t));
+		hmp->data[hash_pos] = ds_sll_init();
 	}
 
 	/* get the ll and put the data into it */