diff --git a/adapter-protobuf-java/build.gradle.kts b/adapter-protobuf-java/build.gradle.kts
index 7907328..a853380 100644
--- a/adapter-protobuf-java/build.gradle.kts
+++ b/adapter-protobuf-java/build.gradle.kts
@@ -7,7 +7,7 @@ plugins {
 
 project.description = "Defines protobuf messages used in api"
 
-val protobufVersion = "4.29.2"
+val protobufVersion = "4.29.3"
 
 dependencies {
     api("com.google.protobuf:protobuf-java:$protobufVersion")