diff --git a/docs/source/conf.py b/docs/source/conf.py
index 3973ea75..a8c38e11 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -72,7 +72,7 @@ author = 'Craig Warren and Antonis Giannopoulos'
 # The short X.Y version.
 # Read version number from gprMax/gprMax.py
 #version = re.search('^__version__\s*=\s*\'(.*)\'', open('../../gprMax/gprMax.py').read(), re.M).group(1)
-version = '3.0.0b6'
+version = '3.0.0b7'
 # The full version, including alpha/beta/rc tags.
 release = version + '(Bowmore)'
 
diff --git a/gprMax/gprMax.py b/gprMax/gprMax.py
index c332e730..91b13268 100644
--- a/gprMax/gprMax.py
+++ b/gprMax/gprMax.py
@@ -19,7 +19,7 @@
 """gprMax.gprMax: provides entry point main()."""
 
 # Set the version number here
-__version__ = '3.0.0b6'
+__version__ = '3.0.0b7'
 versionname = ' (Bowmore)'
 
 import sys, os, datetime, itertools, argparse
@@ -277,7 +277,7 @@ def run_model(args, modelrun, numbermodelruns, inputfile, inputdirectory):
                 snapshot.prepare_file(modelrun, numbermodelruns, G)
 
         # Prepare output file
-        inputfileparts = inputfile.split('.')
+        inputfileparts = os.path.splitext(inputfile)
         if numbermodelruns == 1:
             outputfile = inputfileparts[0] + '.out'
         else: