diff --git a/tests/traverse.py b/tests/traverse.py
index a0b4155fd6d83894257d63217da930eabb050f4a..1957daca600e554079ef5eba9379d6a18c4cab97 100644
--- a/tests/traverse.py
+++ b/tests/traverse.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 import piksemel as iks