diff --git a/go.mod b/go.mod
index 4f9f1b6..669bfc1 100644
--- a/go.mod
+++ b/go.mod
@@ -78,7 +78,7 @@ require (
 	// Logging & gRPC
 	// -------------------------------------------------------------------------
 	go.uber.org/zap v1.28.0 // Structured logging
-	google.golang.org/grpc v1.82.1 // gRPC support
+	google.golang.org/grpc v1.83.1 // gRPC support
 	gopkg.in/yaml.v3 v3.0.1 // YAML parsing
 
 	// -------------------------------------------------------------------------
diff --git a/go.sum b/go.sum
index e2aa893..31de77b 100644
--- a/go.sum
+++ b/go.sum
@@ -494,8 +494,8 @@ google.golang.org/genproto/googleapis/api v0.0.0-20260715232425-e75dac1f907d h1:
 google.golang.org/genproto/googleapis/api v0.0.0-20260715232425-e75dac1f907d/go.mod h1:WRrQ7/7N19PypuT0fxLOL5Lq0waoiRri4FbtHDEKrGE=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20260715232425-e75dac1f907d h1:Jkpk39hlTZOIp3RbfvNX9R8Hv+Sw0X89nlU/xFOErsc=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20260715232425-e75dac1f907d/go.mod h1:4Hqkh8ycfw05ld/3BWL7rJOSfebL2Q+DVDeRgYgxUU8=
-google.golang.org/grpc v1.82.1 h1:NnAxzGRA0677vCa4BUkOAnO5+FfQqVl9iUXeD0IqcGE=
-google.golang.org/grpc v1.82.1/go.mod h1:yzTZ1TB1Z3SG+LIYaI+WiE8D5+PZ3ArnrSp8zF3+/ZA=
+google.golang.org/grpc v1.83.1 h1:HIO0+BEtBP6soyqvqC8sNUjZ7bTs+0hFQuFF+RAy++Y=
+google.golang.org/grpc v1.83.1/go.mod h1:kDyl6SKsiHKt0uylY5gtn5cEjkrIOhQOGDgIc4JGwzQ=
 google.golang.org/protobuf v1.36.12-0.20260120151049-f2248ac996af h1:+5/Sw3GsDNlEmu7TfklWKPdQ0Ykja5VEmq2i817+jbI=
 google.golang.org/protobuf v1.36.12-0.20260120151049-f2248ac996af/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=