diff --git a/google-cloud-spanner/pom.xml b/google-cloud-spanner/pom.xml
index 787d093295..1c793f9986 100644
--- a/google-cloud-spanner/pom.xml
+++ b/google-cloud-spanner/pom.xml
@@ -305,7 +305,7 @@
     <dependency>
       <groupId>org.openjdk.jmh</groupId>
       <artifactId>jmh-core</artifactId>
-      <version>1.28</version>
+      <version>1.29</version>
       <scope>test</scope>
     </dependency>
     <dependency>