diff --git a/other/launch.sh b/other/launch.sh
index c21e2ba..613250c 100755
--- a/other/launch.sh
+++ b/other/launch.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 usage() {
     if [ "$*" ]; then
diff --git a/other/wswrap b/other/wswrap
index 565d8ed..da7a730 100755
--- a/other/wswrap
+++ b/other/wswrap
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 usage() {
     echo "Usage: $(basename $0) PORT CMDLINE"
diff --git a/rebind b/rebind
index 6912d20..2289aaa 100755
--- a/rebind
+++ b/rebind
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 usage() {
     echo "Usage: $(basename $0) OLD_PORT NEW_PORT COMMAND_LINE"
diff --git a/tests/echo.py b/tests/echo.py
index fce121f..c5c5243 100755
--- a/tests/echo.py
+++ b/tests/echo.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 '''
 A WebSocket server that echos back whatever it receives from the client.
diff --git a/tests/encoding.py b/tests/encoding.py
index 4960376..e4d65d1 100755
--- a/tests/encoding.py
+++ b/tests/encoding.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 '''
 WebSocket server-side load test program. Sends and receives traffic
diff --git a/tests/load.py b/tests/load.py
index 3177252..24b3461 100755
--- a/tests/load.py
+++ b/tests/load.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 '''
 WebSocket server-side load test program. Sends and receives traffic
diff --git a/websocket.py b/websocket.py
index 8fb9e68..9a9d52a 100755
--- a/websocket.py
+++ b/websocket.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 '''
 Python WebSocket library with support for "wss://" encryption.
diff --git a/websockify b/websockify
index e9ef5b3..36aba17 100755
--- a/websockify
+++ b/websockify
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 '''
 A WebSocket to TCP socket proxy with support for "wss://" encryption.