diff --git a/packages/google-cloud-texttospeech/samples/snippets/requirements.txt b/packages/google-cloud-texttospeech/samples/snippets/requirements.txt
index ccf0a4d5e1b1..3d00a8bd1f4d 100644
--- a/packages/google-cloud-texttospeech/samples/snippets/requirements.txt
+++ b/packages/google-cloud-texttospeech/samples/snippets/requirements.txt
@@ -1,2 +1,2 @@
 future==0.18.2
-google-cloud-texttospeech==0.5.0
+google-cloud-texttospeech==1.0.1