diff --git a/samples/snippets/requirements.txt b/samples/snippets/requirements.txt
index 0b454689..feb3c4dd 100644
--- a/samples/snippets/requirements.txt
+++ b/samples/snippets/requirements.txt
@@ -1,4 +1,4 @@
-google-api-python-client==1.6.6
-google-auth==1.4.1
+google-api-python-client==1.7.4
+google-auth==1.6.1
 google-auth-httplib2==0.0.3
-google-cloud==0.32.0
+google-cloud==0.34.0