diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 29665ca1..1b6f5848 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.6.5
+current_version = 0.6.6
 commit = True
 tag = False
 parse = (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)(\-(?P<release>[a-z]+)(?P<build>\d+))?
diff --git a/alphastats/__init__.py b/alphastats/__init__.py
index 5b335499..1d0d2747 100644
--- a/alphastats/__init__.py
+++ b/alphastats/__init__.py
@@ -1,5 +1,5 @@
 __project__ = "alphastats"
-__version__ = "0.6.5"
+__version__ = "0.6.6"
 __license__ = "Apache"
 __description__ = "An open-source Python package for Mass Spectrometry Analysis"
 __author__ = "Mann Labs"