diff --git a/dwdatareader/__init__.py b/dwdatareader/__init__.py
index f6b80e8..3be82f7 100755
--- a/dwdatareader/__init__.py
+++ b/dwdatareader/__init__.py
@@ -12,7 +12,7 @@
         print(ch.name, ch.series().mean())
 """
 __all__ = ['DWError', 'DWFile', 'getVersion']
-__version__ = '0.12.1'
+__version__ = '0.13.1'
 
 DLL = None # module variable accessible to other classes
 encoding = 'ISO-8859-1'  # default encoding