1 files changed, 5 insertions, 0 deletions
diff --git a/types.c b/types.c
index af56320..b1172eb 100644
--- a/types.c
+++ b/types.c
@@ -699,13 +699,18 @@ bool
 ucv_array_set(uc_value_t *uv, size_t index, uc_value_t *item)
 {
 	uc_array_t *array = (uc_array_t *)uv;
+	size_t old_count;
 
 	if (ucv_type(uv) != UC_ARRAY)
 		return false;
 
 	if (index >= array->count) {
+		old_count = array->count;
 		array->count = index + 1;
 		uc_vector_grow(array);
+
+		while (old_count < array->count)
+			array->entries[old_count++] = NULL;
 	}
 	else {
 		ucv_put(array->entries[index]);