diff --git a/samples/hello/requirements.txt b/samples/hello/requirements.txt
index dcba0624b..8a8e837c1 100644
--- a/samples/hello/requirements.txt
+++ b/samples/hello/requirements.txt
@@ -1,2 +1,2 @@
 google-cloud-bigtable==0.24.0
-google-cloud-core==0.24.1
+google-cloud-core==0.25.0