diff --git a/packages/dsl-java/build.gradle b/packages/dsl-java/build.gradle
index 57e000511..b027d8d56 100644
--- a/packages/dsl-java/build.gradle
+++ b/packages/dsl-java/build.gradle
@@ -26,7 +26,7 @@ tasks.withType(Javadoc).configureEach {
 
 def caseCoreVersion = "0.18.0"
 def grpcVersion = "1.70.0"
-def protobufVersion = "4.29.3"
+def protobufVersion = "4.30.0"
 
 dependencies {
     api "io.contract-testing.contractcase:definitions:${caseCoreVersion}"