diff --git a/go.mod b/go.mod
index 0da89246..bf40d64a 100644
--- a/go.mod
+++ b/go.mod
@@ -6,7 +6,7 @@ toolchain go1.24.1
 
 require (
 	connectrpc.com/connect v1.18.1
-	connectrpc.com/grpchealth v1.3.0
+	connectrpc.com/grpchealth v1.4.0
 	connectrpc.com/grpcreflect v1.3.0
 	github.com/blinklabs-io/gouroboros v0.117.1
 	github.com/blinklabs-io/ouroboros-mock v0.3.7
diff --git a/go.sum b/go.sum
index 42f39717..950078bc 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,7 @@
 connectrpc.com/connect v1.18.1 h1:PAg7CjSAGvscaf6YZKUefjoih5Z/qYkyaTrBW8xvYPw=
 connectrpc.com/connect v1.18.1/go.mod h1:0292hj1rnx8oFrStN7cB4jjVBeqs+Yx5yDIC2prWDO8=
-connectrpc.com/grpchealth v1.3.0 h1:FA3OIwAvuMokQIXQrY5LbIy8IenftksTP/lG4PbYN+E=
-connectrpc.com/grpchealth v1.3.0/go.mod h1:3vpqmX25/ir0gVgW6RdnCPPZRcR6HvqtXX5RNPmDXHM=
+connectrpc.com/grpchealth v1.4.0 h1:MJC96JLelARPgZTiRF9KRfY/2N9OcoQvF2EWX07v2IE=
+connectrpc.com/grpchealth v1.4.0/go.mod h1:WhW6m1EzTmq3Ky1FE8EfkIpSDc6TfUx2M2KqZO3ts/Q=
 connectrpc.com/grpcreflect v1.3.0 h1:Y4V+ACf8/vOb1XOc251Qun7jMB75gCUNw6llvB9csXc=
 connectrpc.com/grpcreflect v1.3.0/go.mod h1:nfloOtCS8VUQOQ1+GTdFzVg2CJo4ZGaat8JIovCtDYs=
 filippo.io/edwards25519 v1.1.0 h1:FNf4tywRC1HmFuKW5xopWpigGjJKiJSV0Cqo0cJWDaA=