diff --git a/README.rst b/README.rst
index 2522f03..b716db4 100644
--- a/README.rst
+++ b/README.rst
@@ -12,7 +12,7 @@ also found in ``helloworld.py``
 
 .. code:: python
 
-  #!/usr/bin/python
+  #!/usr/bin/env python
 
   from trezorlib.client import TrezorClient
   from trezorlib.transport_hid import HidTransport
diff --git a/mnemonic_check.py b/mnemonic_check.py
index 858b606..e9d2704 100755
--- a/mnemonic_check.py
+++ b/mnemonic_check.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 __doc__ = '''
     Use this script to cross-check that TREZOR generated valid
     mnemonic sentence for given internal (TREZOR-generated)