diff --git a/scripts/prefix.py b/scripts/prefix.py
index ca547b69..4c33ad48 100755
--- a/scripts/prefix.py
+++ b/scripts/prefix.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python2
 
 # This script replaces prefixes of files, and symbols in that file.
 # Useful for creating different versions of the codebase that don't
diff --git a/tests/corrupt.py b/tests/corrupt.py
index 44f4f667..c452c423 100755
--- a/tests/corrupt.py
+++ b/tests/corrupt.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python2
 
 import struct
 import sys
diff --git a/tests/stats.py b/tests/stats.py
index ab21b59a..c2d0fabd 100755
--- a/tests/stats.py
+++ b/tests/stats.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python2
 
 import struct
 import sys
diff --git a/tests/test.py b/tests/test.py
index e93ccec6..2d4f5993 100755
--- a/tests/test.py
+++ b/tests/test.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python2
 
 import re
 import sys