diff --git a/pom.xml b/pom.xml
index b8f3ee54..aad25fd9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -262,7 +262,7 @@
         <dependency>
             <groupId>com.google.protobuf</groupId>
             <artifactId>protobuf-java-util</artifactId>
-            <version>3.21.4</version>
+            <version>3.21.5</version>
             <scope>test</scope>
         </dependency>
         <dependency>