diff --git a/java-spanner/google-cloud-spanner/pom.xml b/java-spanner/google-cloud-spanner/pom.xml
index 9eff42b3b1b2..58dc0d96b93d 100644
--- a/java-spanner/google-cloud-spanner/pom.xml
+++ b/java-spanner/google-cloud-spanner/pom.xml
@@ -213,6 +213,7 @@
     <dependency>
       <groupId>io.grpc</groupId>
       <artifactId>grpc-core</artifactId>
+      <version>1.78.0</version>
     </dependency>
     <dependency>
       <groupId>io.grpc</groupId>