diff --git a/eventio/__init__.py b/eventio/__init__.py
index 4a53d6e..4388daf 100644
--- a/eventio/__init__.py
+++ b/eventio/__init__.py
@@ -6,7 +6,7 @@
 from .histograms import Histograms
 
 
-__version__ = '1.3.0'
+__version__ = '1.4.0'
 
 __all__ = [
     'EventIOFile',