diff --git a/spanner/changestreams/pom.xml b/spanner/changestreams/pom.xml
index e4621ce8729..13c71fd9b01 100644
--- a/spanner/changestreams/pom.xml
+++ b/spanner/changestreams/pom.xml
@@ -58,7 +58,7 @@
       <dependency>
           <groupId>org.apache.avro</groupId>
           <artifactId>avro</artifactId>
-          <version>1.11.4</version>
+          <version>1.11.5</version>
       </dependency>
       <dependency>
           <groupId>com.google.cloud</groupId>