diff --git a/build.gradle b/build.gradle
index 9a213ed3..fe402a7f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -77,7 +77,7 @@ sourceSets { main {
 }}
 
 dependencies {
-  implementation("com.google.protobuf:protobuf-java:3.21.7")
+  implementation("com.google.protobuf:protobuf-java:3.23.4")
   implementation("com.google.protobuf:protobuf-kotlin:3.21.6")
   implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core-jvm:1.6.4")
   implementation "io.grpc:grpc-protobuf:${grpcVersion}"