diff --git a/setup.py b/setup.py
index ac4d19f..4992bc5 100644
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python3
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 import os
diff --git a/src/wireviz/DataClasses.py b/src/wireviz/DataClasses.py
index 898168d..6b7462a 100644
--- a/src/wireviz/DataClasses.py
+++ b/src/wireviz/DataClasses.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 from typing import Dict, List, Optional, Tuple, Union
diff --git a/src/wireviz/Harness.py b/src/wireviz/Harness.py
index cb65849..2f9eb64 100644
--- a/src/wireviz/Harness.py
+++ b/src/wireviz/Harness.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
 from graphviz import Graph
diff --git a/src/wireviz/__init__.py b/src/wireviz/__init__.py
index 4347851..53dac77 100644
--- a/src/wireviz/__init__.py
+++ b/src/wireviz/__init__.py
@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
 # Please don't import anything in this file to avoid issues when it is imported in setup.py
 
 __version__ = '0.3-dev'
diff --git a/src/wireviz/build_examples.py b/src/wireviz/build_examples.py
index 4195b12..65a10f6 100755
--- a/src/wireviz/build_examples.py
+++ b/src/wireviz/build_examples.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python3
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 import argparse
diff --git a/src/wireviz/wv_bom.py b/src/wireviz/wv_bom.py
index 418bce1..56df752 100644
--- a/src/wireviz/wv_bom.py
+++ b/src/wireviz/wv_bom.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
 from dataclasses import asdict
diff --git a/src/wireviz/wv_colors.py b/src/wireviz/wv_colors.py
index e49c81a..e07ed53 100644
--- a/src/wireviz/wv_colors.py
+++ b/src/wireviz/wv_colors.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 from typing import Dict, List
diff --git a/src/wireviz/wv_gv_html.py b/src/wireviz/wv_gv_html.py
index ecfa898..0b843db 100644
--- a/src/wireviz/wv_gv_html.py
+++ b/src/wireviz/wv_gv_html.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
 from typing import List, Optional, Union
diff --git a/src/wireviz/wv_helper.py b/src/wireviz/wv_helper.py
index ffc4bd8..6b78f17 100644
--- a/src/wireviz/wv_helper.py
+++ b/src/wireviz/wv_helper.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 from typing import List
diff --git a/src/wireviz/wv_html.py b/src/wireviz/wv_html.py
index cc55af8..0b81974 100644
--- a/src/wireviz/wv_html.py
+++ b/src/wireviz/wv_html.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
 from pathlib import Path