diff --git a/setup.cfg b/setup.cfg
index 8523a5a5..a95a6f1d 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -51,7 +51,7 @@ github_project = spacetelescope/specviz
 # install_requires = astropy, scipy, matplotlib
 install_requires = astropy>=3.1, pyqt5, pyqtgraph, qtawesome, qtpy, specutils>=0.5.2, click, pytest, asteval
 # version should be PEP386 compatible (http://www.python.org/dev/peps/pep-0386)
-version = 0.6.3
+version = 0.6.4
 # Note: you will also need to change this in your package's __init__.py
 minimum_python_version = 3.6