diff --git a/heaps/heapify.py b/heaps/heapify.py
new file mode 100644
index 0000000..88a7838
--- /dev/null
+++ b/heaps/heapify.py
@@ -0,0 +1,11 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+# author: bt3gl
+
+import heapq
+
+min_heap = [3,1,2]
+heapq.heapify(min_heap)
+
+max_heap = [-x for x in min_heap]
+heapq.heapify(max_heap)