diff --git a/go.mod b/go.mod
index 4c68a827..409dbade 100644
--- a/go.mod
+++ b/go.mod
@@ -31,7 +31,7 @@ require (
 	go.uber.org/zap v1.28.0
 	golang.org/x/sync v0.20.0
 	golang.org/x/sys v0.44.0
-	google.golang.org/grpc v1.81.0
+	google.golang.org/grpc v1.81.1
 	google.golang.org/protobuf v1.36.11
 	pgregory.net/rapid v1.3.0
 )
diff --git a/go.sum b/go.sum
index cdd23b23..18e164ab 100644
--- a/go.sum
+++ b/go.sum
@@ -248,8 +248,8 @@ google.golang.org/genproto/googleapis/api v0.0.0-20260406154035-8fb7ec149431 h1:
 google.golang.org/genproto/googleapis/api v0.0.0-20260406154035-8fb7ec149431/go.mod h1:etfGUgejTiadZAUaEP14NP97xi1RGeawqkjDARA/UOs=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20260401024825-9d38bb4040a9 h1:m8qni9SQFH0tJc1X0vmnpw/0t+AImlSvp30sEupozUg=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20260401024825-9d38bb4040a9/go.mod h1:4Hqkh8ycfw05ld/3BWL7rJOSfebL2Q+DVDeRgYgxUU8=
-google.golang.org/grpc v1.81.0 h1:W3G9N3KQf3BU+YuCtGKJk0CmxQNbAISICD/9AORxLIw=
-google.golang.org/grpc v1.81.0/go.mod h1:xGH9GfzOyMTGIOXBJmXt+BX/V0kcdQbdcuwQ/zNw42I=
+google.golang.org/grpc v1.81.1 h1:VnnIIZ88UzOOKLukQi+ImGz8O1Wdp8nAGGnvOfEIWQQ=
+google.golang.org/grpc v1.81.1/go.mod h1:xGH9GfzOyMTGIOXBJmXt+BX/V0kcdQbdcuwQ/zNw42I=
 google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE=
 google.golang.org/protobuf v1.36.11/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=