diff --git a/packages/google-cloud-texttospeech/samples/snippets/requirements.txt b/packages/google-cloud-texttospeech/samples/snippets/requirements.txt
index 597306701eca..4fd188de7402 100644
--- a/packages/google-cloud-texttospeech/samples/snippets/requirements.txt
+++ b/packages/google-cloud-texttospeech/samples/snippets/requirements.txt
@@ -1 +1 @@
-google-cloud-texttospeech==0.2.0
+google-cloud-texttospeech==0.1.0