diff --git a/samples/snippets/requirements.txt b/samples/snippets/requirements.txt
index afbcfad..342a40d 100644
--- a/samples/snippets/requirements.txt
+++ b/samples/snippets/requirements.txt
@@ -1,2 +1,2 @@
-google-cloud-optimization==1.3.0
+google-cloud-optimization==1.3.1
 google-cloud-storage==2.7.0