diff --git a/python/pyproject.toml b/python/pyproject.toml
index f9f28180e..024f62dc0 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -15,6 +15,7 @@ classifiers = [
     "Intended Audience :: Developers",
     "License :: OSI Approved :: Mozilla Public License 2.0 (MPL 2.0)",
     "Programming Language :: Python :: 3",
+    "Topic :: Communications :: Chat",
     "Topic :: Communications :: Email",
     "Topic :: Software Development :: Libraries",
 ]