diff --git a/examples/loadsave.py b/examples/loadsave.py
index 0b799f5..b0a3058 100644
--- a/examples/loadsave.py
+++ b/examples/loadsave.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
 """A simple example which loads a SEG Y file and saves it again.
 
 Usage:
@@ -5,6 +7,7 @@ Usage:
     loadsave.py <in.segy> <out.segy>
 
 """
+
 from __future__ import print_function
 
 import os
diff --git a/examples/report.py b/examples/report.py
index b0554a6..208d4c7 100644
--- a/examples/report.py
+++ b/examples/report.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
 """Displays a simple report of a SEG Y file.
 
 Usage:
diff --git a/examples/timed_reader.py b/examples/timed_reader.py
index d4e78d9..9b7418d 100644
--- a/examples/timed_reader.py
+++ b/examples/timed_reader.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
 """A simple example which times reading of all traces in a SEG Y file.
 
 Usage:
diff --git a/examples/timeslice.py b/examples/timeslice.py
index b6cbd85..ee7a217 100644
--- a/examples/timeslice.py
+++ b/examples/timeslice.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
 """Extract a timeslice from a 3D seismic volume to a Numpy array.
 
 This utility assumes the inline and crossline numbers are evenly spaced.