diff --git a/pom.xml b/pom.xml
index 262d0ffdd..b1e86b88e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -15,7 +15,7 @@
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <grpc.version>1.79.0</grpc.version>
-    <protobuf.version>3.25.5</protobuf.version>
+    <protobuf.version>4.33.2</protobuf.version>
     <dapr.proto.baseurl>https://raw.githubusercontent.com/dapr/dapr/v1.17.0/dapr/proto</dapr.proto.baseurl>
     <durabletask.proto.baseurl>https://raw.githubusercontent.com/dapr/durabletask-protobuf/main/protos</durabletask.proto.baseurl>
     <dapr.sdk.version>1.18.0-SNAPSHOT</dapr.sdk.version>