1 files changed, 2 insertions, 0 deletions
diff --git a/src/hash.c b/src/hash.c
index a45ab54..a34e530 100644
--- a/src/hash.c
+++ b/src/hash.c
@@ -60,6 +60,8 @@ void *hash_init(size_t sz, unsigned (*hash_fn)(const void*),
                            int (*compare_keys)(const void*, const void*))
 {
     struct hash_map *ret = calloc(sizeof(struct hash_map), 1);
+    if(!sz)
+        sz = 1;
     ret->table = calloc(sz, sizeof(struct hash_node*));
     ret->table_sz = sz;
     ret->hash = hash_fn;