diff --git a/com.ibm.streamsx.eventstore/pom.xml b/com.ibm.streamsx.eventstore/pom.xml
index 66cca5e..d261a10 100644
--- a/com.ibm.streamsx.eventstore/pom.xml
+++ b/com.ibm.streamsx.eventstore/pom.xml
@@ -49,7 +49,7 @@
                 <dependency>
                         <groupId>com.google.protobuf</groupId>
                         <artifactId>protobuf-java</artifactId>
-                        <version>2.5.0</version>
+                        <version>3.25.5</version>
                         <exclusions>
                                 <exclusion>
                                         <groupId>*</groupId>