diff --git a/accounting/withdraw.go b/accounting/withdraw.go
index 0a8cf90..11c5608 100644
--- a/accounting/withdraw.go
+++ b/accounting/withdraw.go
@@ -11,12 +11,6 @@ type (
 	MessageID = refs.MessageID
 )
 
-// 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 offset int
diff --git a/accounting/withdraw.pb.go b/accounting/withdraw.pb.go
index a2116c0..d80b01c 100644
Binary files a/accounting/withdraw.pb.go and b/accounting/withdraw.pb.go differ
diff --git a/accounting/withdraw.proto b/accounting/withdraw.proto
index bb950ba..a44e47a 100644
--- a/accounting/withdraw.proto
+++ b/accounting/withdraw.proto
@@ -59,8 +59,6 @@ message PutRequest {
     uint64 Height                            = 3;
     // MessageID is a nonce for uniq request (UUIDv4)
     bytes MessageID                          = 4 [(gogoproto.customtype) = "MessageID", (gogoproto.nullable) = false];
-    // Signature is a signature of the sent request
-    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)
@@ -92,8 +90,6 @@ message DeleteRequest {
     bytes OwnerID                            = 2 [(gogoproto.customtype) = "OwnerID", (gogoproto.nullable) = false];
     // MessageID is a nonce for uniq request (UUIDv4)
     bytes MessageID                          = 3 [(gogoproto.customtype) = "MessageID", (gogoproto.nullable) = false];
-    // Signature is a signature of the sent request
-    bytes Signature                          = 4;
     // 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)