diff --git a/setup.py b/setup.py
index be420a8..693a435 100644
--- a/setup.py
+++ b/setup.py
@@ -25,7 +25,7 @@
 
 setup(
     name='tspex',
-    version='0.6.2',
+    version='0.6.3',
     packages=find_packages(),
     license='GNU General Public License v3.0',
     description='A Python package for calculating tissue-specificity metrics for gene expression.',