diff --git a/proto/caosdb/entity/v1alpha1/main.proto b/proto/caosdb/entity/v1alpha1/main.proto
index c478b50b3fc96d4a33ec8660f0328861486c6984..2f82b916d5161627cb5b71c15cca737f53899334 100644
--- a/proto/caosdb/entity/v1alpha1/main.proto
+++ b/proto/caosdb/entity/v1alpha1/main.proto
@@ -345,7 +345,8 @@ message Entity {
   // relation to other entities or the server's state or configuration.
   repeated Message infos = 13;
 
-  // File meta data. The actual binary data has to uploaded or downloaded using the File message.
+  // File meta data. The actual binary data has to uploaded or downloaded using
+  // the File message.
   FileDescriptor file_descriptor = 14;
 }
 
@@ -561,23 +562,26 @@ enum TransmissionStatus {
   TRANSMISSION_STATUS_SUCCESS = 1;
   // The transmission terminated with errors.
   TRANSMISSION_STATUS_ERROR = 2;
-  // The transmission is incomplete and the client may send/request the next chunk.
+  // The transmission is incomplete and the client may send/request the next
+  // chunk.
   TRANSMISSION_STATUS_GO_ON = 3;
 }
 
 // Register a file upload.
-message RegisterFileUploadRequest {
-}
+message RegisterFileUploadRequest {}
 
 // Response of the file server upon an upload registration request.
 message RegisterFileUploadResponse {
   // Whether the server accepted or rejected the registration.
   RegistrationStatus status = 1;
-  // The registration id is used to identify chunks and files which belong to the same upload .
+  // The registration id is used to identify chunks and files which belong to
+  // the same upload .
   string registration_id = 2;
-  // The server's maximum chunk size. Submitting bigger chunks has undefined behavior.
+  // The server's maximum chunk size. Submitting bigger chunks has undefined
+  // behavior.
   int64 max_chunk_size = 4;
-  // The server's maximum file size. Submitting bigger files has undefined behavior.
+  // The server's maximum file size. Submitting bigger files has undefined
+  // behavior.
   int64 max_file_size = 5;
 }
 
@@ -595,7 +599,8 @@ message RegisterFileDownloadRequest {
 
 // Identifies a file which is to be downloaded.
 message FileIdentifier {
-  // Wraps several identifiers in order to have them as a repeatable field in other messages.
+  // Wraps several identifiers in order to have them as a repeatable field in
+  // other messages.
   oneof wrapped_identifier {
     // An entity id.
     string entity_id = 1;
@@ -623,7 +628,6 @@ message FileDownloadHeader {
   repeated Message infos = 6;
 }
 
-
 // Response to a download registration request.
 message RegisterFileDownloadResponse {
   // Whether the server accepted or rejected the registration.
@@ -643,7 +647,6 @@ message FileChunk {
   bytes data = 5;
 }
 
-
 // Temporary identifier of a single file during a transmission.
 message FileTransmissionId {
   // The registration id which has been issued by the target of the trans
@@ -654,8 +657,8 @@ message FileTransmissionId {
   string file_id = 2;
 }
 
-
-// Request for a file upload which has been registered previously. Chunks may be send in any order.
+// Request for a file upload which has been registered previously. Chunks may be
+// send in any order.
 message FileUploadRequest {
   // A single file chunk
   FileChunk chunk = 1;
@@ -685,12 +688,14 @@ message FileDownloadResponse {
 service FileTransmissionService {
   // Register a file upload. This needs to be done prior to the actual upload
   // and prior to the transaction request which uses the uploaded files.
-  rpc RegisterFileUpload(RegisterFileUploadRequest) returns (RegisterFileUploadResponse);
+  rpc RegisterFileUpload(RegisterFileUploadRequest)
+      returns (RegisterFileUploadResponse);
   // The actual file upload. The upload has to be registered prior to this rpc.
   rpc FileUpload(FileUploadRequest) returns (FileUploadResponse);
-  // Register a file download. This needs to be done prior to the actual download.
-  rpc RegisterFileDownload(RegisterFileDownloadRequest) returns (RegisterFileDownloadResponse);
+  // Register a file download. This needs to be done prior to the actual
+  // download.
+  rpc RegisterFileDownload(RegisterFileDownloadRequest)
+      returns (RegisterFileDownloadResponse);
   // The actual download. The download has to be registered prior this rpc.
   rpc FileDownload(FileDownloadRequest) returns (FileDownloadResponse);
 }
-