diff --git a/packages/google-cloud-texttospeech/setup.py b/packages/google-cloud-texttospeech/setup.py
index 44bfe831271f..461c9c8cdb32 100644
--- a/packages/google-cloud-texttospeech/setup.py
+++ b/packages/google-cloud-texttospeech/setup.py
@@ -92,6 +92,8 @@
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
+        "Programming Language :: Python :: 3.10",
         "Operating System :: OS Independent",
         "Topic :: Internet",
     ],