diff --git a/samples/snippets/requirements.txt b/samples/snippets/requirements.txt
index 0db01b71..0cd0886a 100644
--- a/samples/snippets/requirements.txt
+++ b/samples/snippets/requirements.txt
@@ -1 +1 @@
-google-cloud-texttospeech==0.4.0
+google-cloud-texttospeech==0.5.0
diff --git a/samples/snippets/ssml_addresses_test.py b/samples/snippets/ssml_addresses_test.py
index 0c4e810e..fe4da286 100644
--- a/samples/snippets/ssml_addresses_test.py
+++ b/samples/snippets/ssml_addresses_test.py
@@ -15,7 +15,6 @@
 from ssml_addresses import text_to_ssml
 from ssml_addresses import ssml_to_audio
 
-import filecmp
 import os