diff --git a/google-cloud-spanner/pom.xml b/google-cloud-spanner/pom.xml
index 5a9d58c676..596ac14586 100644
--- a/google-cloud-spanner/pom.xml
+++ b/google-cloud-spanner/pom.xml
@@ -270,7 +270,7 @@
com.google.api.grpc
proto-google-cloud-monitoring-v3
- 3.48.0
+ 3.52.0
com.google.auth