diff --git a/samples/snippets/requirements.txt b/samples/snippets/requirements.txt
index 51046aaa..e6ecb26a 100644
--- a/samples/snippets/requirements.txt
+++ b/samples/snippets/requirements.txt
@@ -1,4 +1,4 @@
-grpcio==1.29.0
+grpcio==1.30.0
 google-auth==1.18.0
 google-auth-httplib2==0.0.3
 google-cloud==0.34.0