diff --git a/setup.py b/setup.py
index 472d135c..ec45fdae 100644
--- a/setup.py
+++ b/setup.py
@@ -37,7 +37,7 @@
     "Programming Language :: Python :: 2.7",
     "Programming Language :: Python :: 3.5",
     "Programming Language :: Python :: 3.7",
-    "Programming Language :: Python :: 3.8"
+    "Programming Language :: Python :: 3.8",
     "License :: OSI Approved :: Apache Software License",
     "Intended Audience :: Science/Research",
     "Topic :: Scientific/Engineering",