diff --git a/gprMax/_version.py b/gprMax/_version.py
index 1a33f626..e2efb1c7 100644
--- a/gprMax/_version.py
+++ b/gprMax/_version.py
@@ -1,4 +1,4 @@
 # This is where the version number is set and read by setup.py and conf.py (for the docs)
 
 __version__ = '3.2.0b0'
-codename = ''
+codename = 'Johns whisky choice!'
diff --git a/gprMax/gprMax.py b/gprMax/gprMax.py
index 7f8d1963..2bae5c48 100644
--- a/gprMax/gprMax.py
+++ b/gprMax/gprMax.py
@@ -22,8 +22,8 @@ import logging
 from .config import create_simulation_config
 from .contexts import create_context
 
+logging.basicConfig(level=logging.INFO, format='%(message)s')
 
-logging.basicConfig(level=logging.INFO)
 
 def run(
     scenes=None,
diff --git a/gprMax/grid.py b/gprMax/grid.py
index b24bf3a2..1274af48 100644
--- a/gprMax/grid.py
+++ b/gprMax/grid.py
@@ -24,6 +24,7 @@ from colorama import Fore
 from colorama import Style
 init()
 import numpy as np
+from scipy.constants import c
 
 import gprMax.config as config
 from .exceptions import GeneralError