diff --git a/container/service.go b/container/service.go
index 4d3747e..24727ee 100644
--- a/container/service.go
+++ b/container/service.go
@@ -25,12 +25,6 @@ const (
 	ErrNotFound = internal.Error("could not find container")
 )
 
-// SetSignature sets signature to PutRequest to satisfy SignedRequest interface.
-func (m *PutRequest) SetSignature(v []byte) { m.Signature = v }
-
-// SetSignature sets signature to DeleteRequest to satisfy SignedRequest interface.
-func (m *DeleteRequest) SetSignature(v []byte) { m.Signature = v }
-
 // PrepareData prepares bytes representation of PutRequest to satisfy SignedRequest interface.
 func (m *PutRequest) PrepareData() ([]byte, error) {
 	var (
diff --git a/container/service.pb.go b/container/service.pb.go
index 8b98cfa..d9febc0 100644
Binary files a/container/service.pb.go and b/container/service.pb.go differ
diff --git a/container/service.proto b/container/service.proto
index d4d50ca..8a3f56c 100644
--- a/container/service.proto
+++ b/container/service.proto
@@ -41,9 +41,6 @@ message PutRequest {
     // Rules define storage policy for the object inside the container.
     netmap.PlacementRule rules               = 4 [(gogoproto.nullable) = false];
 
-    // Signature of the user (owner id)
-    bytes Signature                          = 5;
-
     // RequestMetaHeader contains information about request meta headers (should be embedded into message)
     service.RequestMetaHeader Meta           = 98 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
     // RequestVerificationHeader is a set of signatures of every NeoFS Node that processed request (should be embedded into message)
@@ -59,9 +56,6 @@ message DeleteRequest {
     // CID (container id) is a SHA256 hash of the container structure
     bytes CID                                = 1 [(gogoproto.customtype) = "CID", (gogoproto.nullable) = false];
 
-    // Signature of the container owner
-    bytes Signature                          = 2;
-
     // RequestMetaHeader contains information about request meta headers (should be embedded into message)
     service.RequestMetaHeader Meta           = 98 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
     // RequestVerificationHeader is a set of signatures of every NeoFS Node that processed request (should be embedded into message)