diff --git a/build.gradle b/build.gradle
index 4e60951..b2c3eca 100644
--- a/build.gradle
+++ b/build.gradle
@@ -13,7 +13,7 @@ repositories {
 def passkitSdkVersion = '1.1.160'
 // Be careful to match grpc versions with netty.
 // See https://github.com/grpc/grpc-java/blob/master/SECURITY.md#netty
-def grpcVersion = '1.83.1'
+def grpcVersion = '1.84.0'
 def nettyTcNativeVersion = '2.0.83.Final'
 
 test {