diff --git a/tools/pidpersec.py b/tools/pidpersec.py
index c449004..aff1219 100755
--- a/tools/pidpersec.py
+++ b/tools/pidpersec.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 # @lint-avoid-python-3-compatibility-imports
 #
 # pidpersec Count new processes (via fork).