diff --git a/cmd/trillian/createtree/main.go b/cmd/trillian/createtree/main.go
index 168e7674f..42df9e33c 100644
--- a/cmd/trillian/createtree/main.go
+++ b/cmd/trillian/createtree/main.go
@@ -101,7 +101,7 @@ func createTree(ctx context.Context) (*trillian.Tree, error) {
 		return nil, fmt.Errorf("failed to determine dial options: %w", err)
 	}
 
-	conn, err := grpc.Dial(*adminServerAddr, dialOpts...)
+	conn, err := grpc.NewClient(*adminServerAddr, dialOpts...)
 	if err != nil {
 		return nil, fmt.Errorf("failed to dial: %w", err)
 	}
diff --git a/cmd/trillian/updatetree/main.go b/cmd/trillian/updatetree/main.go
index 392f2434a..5a2d16a30 100644
--- a/cmd/trillian/updatetree/main.go
+++ b/cmd/trillian/updatetree/main.go
@@ -94,7 +94,7 @@ func updateTree(ctx context.Context) (*trillian.Tree, error) {
 		return nil, fmt.Errorf("failed to determine dial options: %w", err)
 	}
 
-	conn, err := grpc.Dial(*adminServerAddr, dialOpts...)
+	conn, err := grpc.NewClient(*adminServerAddr, dialOpts...)
 	if err != nil {
 		return nil, fmt.Errorf("failed to dial %v: %w", *adminServerAddr, err)
 	}
diff --git a/go.mod b/go.mod
index fabdc277f..e66d79832 100644
--- a/go.mod
+++ b/go.mod
@@ -43,7 +43,7 @@ require (
 	golang.org/x/net v0.24.0
 	golang.org/x/time v0.5.0
 	google.golang.org/genproto v0.0.0-20240311173647-c811ad7063a7
-	google.golang.org/grpc v1.62.1
+	google.golang.org/grpc v1.63.0
 	google.golang.org/protobuf v1.33.0
 	gopkg.in/square/go-jose.v2 v2.6.0
 	gopkg.in/yaml.v3 v3.0.1
@@ -99,7 +99,6 @@ require (
 	github.com/buildkite/interpolate v0.0.0-20200526001904-07f35b4ae251 // indirect
 	github.com/census-instrumentation/opencensus-proto v0.4.1 // indirect
 	github.com/cespare/xxhash/v2 v2.2.0 // indirect
-	github.com/cncf/udpa/go v0.0.0-20220112060539-c52dc94e7fbe // indirect
 	github.com/cncf/xds/go v0.0.0-20231128003011-0fa0005c9caa // indirect
 	github.com/cockroachdb/cockroach-go/v2 v2.3.5 // indirect
 	github.com/common-nighthawk/go-figure v0.0.0-20210622060536-734e95fb86be // indirect
diff --git a/go.sum b/go.sum
index ecff630f3..6fee4e3c5 100644
--- a/go.sum
+++ b/go.sum
@@ -104,9 +104,6 @@ github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5P
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
-github.com/cncf/udpa/go v0.0.0-20220112060539-c52dc94e7fbe h1:QQ3GSy+MqSHxm/d8nCtnAiZdYFd45cYZPs8vOOIYKfk=
-github.com/cncf/udpa/go v0.0.0-20220112060539-c52dc94e7fbe/go.mod h1:6pvJx4me5XPnfI9Z40ddWsdw2W/uZgQLFXToKeRcDiI=
-github.com/cncf/xds/go v0.0.0-20210922020428-25de7278fc84/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
 github.com/cncf/xds/go v0.0.0-20231128003011-0fa0005c9caa h1:jQCWAUqqlij9Pgj2i/PB79y4KOPYVyFYdROxgaCwdTQ=
 github.com/cncf/xds/go v0.0.0-20231128003011-0fa0005c9caa/go.mod h1:x/1Gn8zydmfq8dk6e9PdstVsDgu9RuyIIJqAaF//0IM=
 github.com/cockroachdb/apd v1.1.0 h1:3LFP3629v+1aKXU5Q37mxmRxX/pIu1nijXydLShEq5I=
@@ -880,8 +877,8 @@ google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQ
 google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
 google.golang.org/grpc v1.29.1/go.mod h1:itym6AZVZYACWQqET3MqgPpjcuV5QH3BxFS3IjizoKk=
 google.golang.org/grpc v1.33.2/go.mod h1:JMHMWHQWaTccqQQlmk3MJZS+GWXOdAesneDmEnv2fbc=
-google.golang.org/grpc v1.62.1 h1:B4n+nfKzOICUXMgyrNd19h/I9oH0L1pizfk1d4zSgTk=
-google.golang.org/grpc v1.62.1/go.mod h1:IWTG0VlJLCh1SkC58F7np9ka9mx/WNkjl4PGJaiq+QE=
+google.golang.org/grpc v1.63.0 h1:WjKe+dnvABXyPJMD7KDNLxtoGk5tgk+YFWN6cBWjZE8=
+google.golang.org/grpc v1.63.0/go.mod h1:WAX/8DgncnokcFUldAxq7GeB5DXHDbMF+lLvDomNkRA=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
 google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=