diff --git a/build.gradle b/build.gradle
index 2be60d3..8f93e3e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -67,7 +67,7 @@ protobuf {
         // The version of protoc must match protobuf-java. If you don't depend on
         // protobuf-java directly, you will be transitively depending on the
         // protobuf-java version that grpc depends on.
-        artifact = 'com.google.protobuf:protoc:4.29.1'
+        artifact = 'com.google.protobuf:protoc:4.29.2'
     }
     plugins {
         grpc {
@@ -124,12 +124,12 @@ dependencies {
     implementation "io.grpc:grpc-netty:${grpcVersion}"
     implementation "io.grpc:grpc-stub:${grpcVersion}"
 
-    implementation 'com.google.guava:guava:33.3.1-jre'
+    implementation 'com.google.guava:guava:33.4.0-jre'
 
     // Explicit matching of protobuf-java and protoc versions to address
     // compilation errors arising due to transitive dependency on the version of
     // protobuf-java that grpc depends on.
-    implementation 'com.google.protobuf:protobuf-java:4.29.1'
+    implementation 'com.google.protobuf:protobuf-java:4.29.2'
 
     testImplementation "io.opencensus:opencensus-api:${openCensusVersion}"
     testImplementation "io.opencensus:opencensus-exporter-trace-jaeger:${openCensusVersion}"