diff --git a/crypto/keyspb/keyspb.pb.go b/crypto/keyspb/keyspb.pb.go
index 944c468727..219c58cfdf 100644
--- a/crypto/keyspb/keyspb.pb.go
+++ b/crypto/keyspb/keyspb.pb.go
@@ -14,7 +14,7 @@
 
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.33.0
+// 	protoc-gen-go v1.34.1
 // 	protoc        v3.20.1
 // source: crypto/keyspb/keyspb.proto
 
diff --git a/go.mod b/go.mod
index 483c02852e..5972ba7000 100644
--- a/go.mod
+++ b/go.mod
@@ -37,7 +37,7 @@ require (
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20240415180920-8c6c420018be
 	google.golang.org/grpc v1.63.2
 	google.golang.org/grpc/cmd/protoc-gen-go-grpc v1.3.0
-	google.golang.org/protobuf v1.33.0
+	google.golang.org/protobuf v1.34.1
 	gopkg.in/yaml.v2 v2.4.0
 	k8s.io/klog/v2 v2.120.1
 )
diff --git a/go.sum b/go.sum
index e8be2f0157..7fbca899c9 100644
--- a/go.sum
+++ b/go.sum
@@ -2042,8 +2042,8 @@ google.golang.org/protobuf v1.28.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqw
 google.golang.org/protobuf v1.28.1/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
 google.golang.org/protobuf v1.29.1/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
 google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
-google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
-google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
+google.golang.org/protobuf v1.34.1 h1:9ddQBjfCyZPOHPUiPxpYESBLc+T8P3E+Vo4IbKZgFWg=
+google.golang.org/protobuf v1.34.1/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
diff --git a/quota/etcd/quotapb/quotapb.pb.go b/quota/etcd/quotapb/quotapb.pb.go
index 5423fff9fb..79d47996f7 100644
--- a/quota/etcd/quotapb/quotapb.pb.go
+++ b/quota/etcd/quotapb/quotapb.pb.go
@@ -14,7 +14,7 @@
 
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.33.0
+// 	protoc-gen-go v1.34.1
 // 	protoc        v3.20.1
 // source: quotapb.proto
 
diff --git a/quota/etcd/storagepb/storagepb.pb.go b/quota/etcd/storagepb/storagepb.pb.go
index 86eac27000..b8ea2d8297 100644
--- a/quota/etcd/storagepb/storagepb.pb.go
+++ b/quota/etcd/storagepb/storagepb.pb.go
@@ -14,7 +14,7 @@
 
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.33.0
+// 	protoc-gen-go v1.34.1
 // 	protoc        v3.20.1
 // source: storagepb.proto
 
diff --git a/storage/cloudspanner/spannerpb/spanner.pb.go b/storage/cloudspanner/spannerpb/spanner.pb.go
index 373b56c0dd..6f1cdc34e1 100644
--- a/storage/cloudspanner/spannerpb/spanner.pb.go
+++ b/storage/cloudspanner/spannerpb/spanner.pb.go
@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.33.0
+// 	protoc-gen-go v1.34.1
 // 	protoc        v3.20.1
 // source: spanner.proto
 
diff --git a/storage/mysql/mysqlpb/options.pb.go b/storage/mysql/mysqlpb/options.pb.go
index 91bda29933..3e903620e7 100644
--- a/storage/mysql/mysqlpb/options.pb.go
+++ b/storage/mysql/mysqlpb/options.pb.go
@@ -14,7 +14,7 @@
 
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.33.0
+// 	protoc-gen-go v1.34.1
 // 	protoc        v3.20.1
 // source: options.proto
 
diff --git a/storage/storagepb/storage.pb.go b/storage/storagepb/storage.pb.go
index 63471aaa13..ed27ef43e8 100644
--- a/storage/storagepb/storage.pb.go
+++ b/storage/storagepb/storage.pb.go
@@ -14,7 +14,7 @@
 
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.33.0
+// 	protoc-gen-go v1.34.1
 // 	protoc        v3.20.1
 // source: storage.proto
 
diff --git a/trillian.pb.go b/trillian.pb.go
index 8538e4bb8d..a07117af4f 100644
--- a/trillian.pb.go
+++ b/trillian.pb.go
@@ -14,7 +14,7 @@
 
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.33.0
+// 	protoc-gen-go v1.34.1
 // 	protoc        v3.20.1
 // source: trillian.proto
 
diff --git a/trillian_admin_api.pb.go b/trillian_admin_api.pb.go
index da15444332..2949e6ba61 100644
--- a/trillian_admin_api.pb.go
+++ b/trillian_admin_api.pb.go
@@ -14,7 +14,7 @@
 
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.33.0
+// 	protoc-gen-go v1.34.1
 // 	protoc        v3.20.1
 // source: trillian_admin_api.proto
 
diff --git a/trillian_log_api.pb.go b/trillian_log_api.pb.go
index 2d811cfe82..d6fde1b0e8 100644
--- a/trillian_log_api.pb.go
+++ b/trillian_log_api.pb.go
@@ -14,7 +14,7 @@
 
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.33.0
+// 	protoc-gen-go v1.34.1
 // 	protoc        v3.20.1
 // source: trillian_log_api.proto