diff --git a/go.mod b/go.mod
index 2d54e42..699b3be 100644
--- a/go.mod
+++ b/go.mod
@@ -14,7 +14,7 @@ require (
 	go.bug.st/serial v1.6.4
 	go.uber.org/zap v1.27.0
 	golang.org/x/sync v0.15.0
-	google.golang.org/grpc v1.72.0
+	google.golang.org/grpc v1.73.0
 	google.golang.org/protobuf v1.36.6
 	gopkg.in/yaml.v3 v3.0.1
 	tinygo.org/x/drivers v0.31.0
diff --git a/go.sum b/go.sum
index f3564bd..f01373d 100644
--- a/go.sum
+++ b/go.sum
@@ -114,6 +114,8 @@ google.golang.org/genproto/googleapis/rpc v0.0.0-20250512202823-5a2f75b736a9 h1:
 google.golang.org/genproto/googleapis/rpc v0.0.0-20250512202823-5a2f75b736a9/go.mod h1:qQ0YXyHHx3XkvlzUtpXDkS29lDSafHMZBAZDc03LQ3A=
 google.golang.org/grpc v1.72.0 h1:S7UkcVa60b5AAQTaO6ZKamFp1zMZSU0fGDK2WZLbBnM=
 google.golang.org/grpc v1.72.0/go.mod h1:wH5Aktxcg25y1I3w7H69nHfXdOG3UiadoBtjh3izSDM=
+google.golang.org/grpc v1.73.0 h1:VIWSmpI2MegBtTuFt5/JWy2oXxtjJ/e89Z70ImfD2ok=
+google.golang.org/grpc v1.73.0/go.mod h1:50sbHOUqWoCQGI8V2HQLJM0B+LMlIUjNSZmow7EVBQc=
 google.golang.org/protobuf v1.36.6 h1:z1NpPI8ku2WgiWnf+t9wTPsn6eP1L7ksHUlkfLvd9xY=
 google.golang.org/protobuf v1.36.6/go.mod h1:jduwjTPXsFjZGTmRluh+L6NjiWu7pchiJ2/5YcXBHnY=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=