diff --git a/contrib/devtools/security-check.py b/contrib/devtools/security-check.py
index bee8f3cc1..8b63e5c18 100755
--- a/contrib/devtools/security-check.py
+++ b/contrib/devtools/security-check.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python2
+#!/usr/bin/env python2
 '''
 Perform basic ELF security checks on a series of executables.
 Exit status will be 0 if successful, and the program will be silent.
diff --git a/contrib/devtools/symbol-check.py b/contrib/devtools/symbol-check.py
index 900a80dcf..f2cf8b601 100755
--- a/contrib/devtools/symbol-check.py
+++ b/contrib/devtools/symbol-check.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python2
+#!/usr/bin/env python2
 # Copyright (c) 2014 Wladimir J. van der Laan
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/contrib/devtools/test-security-check.py b/contrib/devtools/test-security-check.py
index fed7626aa..324b7bcd8 100755
--- a/contrib/devtools/test-security-check.py
+++ b/contrib/devtools/test-security-check.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python2
+#!/usr/bin/env python2
 '''
 Test script for security-check.py
 '''
diff --git a/contrib/linearize/linearize-data.py b/contrib/linearize/linearize-data.py
index 0f6fde2a6..8badb4b31 100755
--- a/contrib/linearize/linearize-data.py
+++ b/contrib/linearize/linearize-data.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 #
 # linearize-data.py: Construct a linear, no-fork version of the chain.
 #
diff --git a/contrib/linearize/linearize-hashes.py b/contrib/linearize/linearize-hashes.py
index bed9cc307..7e9cf8898 100755
--- a/contrib/linearize/linearize-hashes.py
+++ b/contrib/linearize/linearize-hashes.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 #
 # linearize-hashes.py:  List blocks in a linear, no-fork version of the chain.
 #
diff --git a/contrib/seeds/generate-seeds.py b/contrib/seeds/generate-seeds.py
index 4e23bb111..c6a2ce636 100755
--- a/contrib/seeds/generate-seeds.py
+++ b/contrib/seeds/generate-seeds.py
@@ -1,5 +1,5 @@
-#!/usr/bin/python
-# Copyright (c) 2014 Wladmir J. van der Laan
+#!/usr/bin/env python
+# Copyright (c) 2014 Wladimir J. van der Laan
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 '''
diff --git a/src/test/bitcoin-util-test.py b/src/test/bitcoin-util-test.py
index 20afb16a9..6551eb6f2 100755
--- a/src/test/bitcoin-util-test.py
+++ b/src/test/bitcoin-util-test.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 # Copyright 2014 BitPay, Inc.
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/test/buildenv.py.in b/src/test/buildenv.py.in
index 1618bdeb7..153f34a3d 100644
--- a/src/test/buildenv.py.in
+++ b/src/test/buildenv.py.in
@@ -1,2 +1,2 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 exeext="@EXEEXT@"