diff --git a/build.gradle b/build.gradle
index d4781a5..e463011 100644
--- a/build.gradle
+++ b/build.gradle
@@ -86,8 +86,8 @@ tasks.sourcesJar {
 // All it does is complain about generated code.
 javadoc { options.addStringOption('Xdoclint:none', '-quiet') }
 
-def grpcVersion = "1.76.0"
-def protocVersion = "4.33.0"
+def grpcVersion = "1.77.0"
+def protocVersion = "4.33.1"
 def authzedProtoCommit = "v1.45.4"
 def bufDir = "${buildDir}/buf"
 def protocPlatformTag = project.findProperty('protoc_platform') ? ":${protoc_platform}" : ""
@@ -129,7 +129,7 @@ dependencies {
     exclude group: 'com.google.protobuf', module: 'protobuf-java'
     exclude group: 'com.google.code.gson', module: 'gson'
   }
-  implementation("com.google.api.grpc:proto-google-common-protos:2.62.0") {
+  implementation("com.google.api.grpc:proto-google-common-protos:2.63.1") {
     exclude group: 'com.google.protobuf', module: 'protobuf-java'
   }
   implementation "com.google.code.gson:gson:2.13.2"