diff --git a/setup.py b/setup.py
index 7132e256..16abe56d 100644
--- a/setup.py
+++ b/setup.py
@@ -91,7 +91,7 @@
 
 TEMPLATE_REQUIRE = [
     # to populate metric template
-    "cookiecutter"
+    "cookiecutter",
     # for the gradio widget
     "gradio>=3.0.0"
 ]