diff --git a/ddusb.py b/ddusb.py
index 47123d7..d3a1354 100755
--- a/ddusb.py
+++ b/ddusb.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """Write an ISO image to a usb drive using dd."""
 
 import argparse
diff --git a/dlaudio.py b/dlaudio.py
index ddfbcb1..b10ba39 100755
--- a/dlaudio.py
+++ b/dlaudio.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """Download audio using youtube-dl, passing
    a specific set of options specified by the user.
 
diff --git a/drivetemp.py b/drivetemp.py
index e4dd75c..f2b343f 100755
--- a/drivetemp.py
+++ b/drivetemp.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """Check the temperature of a drive.
 Functions:
     verify_device_node(query)