diff --git a/pyproject.toml b/pyproject.toml
index f88770ee0..549ecece8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -48,7 +48,7 @@ elevenlabs = [ "websockets~=13.1" ]
 examples = [ "python-dotenv~=1.0.1", "flask~=3.0.3", "flask_cors~=4.0.1" ]
 fal = [ "fal-client~=0.4.1" ]
 gladia = [ "websockets~=13.1" ]
-google = [ "google-generativeai~=0.8.3", "google-cloud-texttospeech~=2.17.2" ]
+google = [ "google-generativeai~=0.8.3", "google-cloud-texttospeech~=2.21.1" ]
 grok = [ "openai~=1.50.2" ]
 groq = [ "openai~=1.50.2" ]
 gstreamer = [ "pygobject~=3.48.2" ]