diff --git a/go.mod b/go.mod
index 62fff1ae..cfcdf6e5 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,6 @@ module github.com/nspcc-dev/neofs-api-go
 go 1.16
 
 require (
-	github.com/golang/protobuf v1.5.2
 	github.com/google/uuid v1.1.2
 	github.com/mr-tron/base58 v1.1.2
 	github.com/nspcc-dev/hrw v1.0.9
diff --git a/util/proto/test/test.pb.go b/util/proto/test/test.pb.go
index b194e1f1..7ce722ac 100644
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diff --git a/v2/accounting/grpc/service.pb.go b/v2/accounting/grpc/service.pb.go
index cdfce8c2..68485e4d 100644
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diff --git a/v2/accounting/grpc/service_grpc.pb.go b/v2/accounting/grpc/service_grpc.pb.go
new file mode 100644
index 00000000..b875b300
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diff --git a/v2/accounting/grpc/types.pb.go b/v2/accounting/grpc/types.pb.go
index d1a94282..20286398 100644
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diff --git a/v2/acl/grpc/types.pb.go b/v2/acl/grpc/types.pb.go
index 639bdf25..81216868 100644
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diff --git a/v2/audit/grpc/types.pb.go b/v2/audit/grpc/types.pb.go
index e50e91a5..82cb4c95 100644
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diff --git a/v2/container/grpc/service.pb.go b/v2/container/grpc/service.pb.go
index e5b66c8f..031ac63e 100644
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diff --git a/v2/container/grpc/service_grpc.pb.go b/v2/container/grpc/service_grpc.pb.go
new file mode 100644
index 00000000..1449f92a
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diff --git a/v2/container/grpc/types.pb.go b/v2/container/grpc/types.pb.go
index 490a5293..92975eee 100644
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diff --git a/v2/netmap/grpc/service.pb.go b/v2/netmap/grpc/service.pb.go
index 50a30d9e..c39ec43d 100644
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diff --git a/v2/netmap/grpc/service_grpc.pb.go b/v2/netmap/grpc/service_grpc.pb.go
new file mode 100644
index 00000000..01252c8a
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diff --git a/v2/netmap/grpc/types.pb.go b/v2/netmap/grpc/types.pb.go
index 3c640d06..60aa3ace 100644
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diff --git a/v2/object/grpc/service.pb.go b/v2/object/grpc/service.pb.go
index 4bcdb6d6..9c61501b 100644
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diff --git a/v2/object/grpc/service_grpc.pb.go b/v2/object/grpc/service_grpc.pb.go
new file mode 100644
index 00000000..f07c5d19
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diff --git a/v2/object/grpc/types.pb.go b/v2/object/grpc/types.pb.go
index 1da24141..6efc6dcc 100644
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diff --git a/v2/refs/grpc/types.pb.go b/v2/refs/grpc/types.pb.go
index 16b10f64..52b1a7eb 100644
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diff --git a/v2/reputation/grpc/service.pb.go b/v2/reputation/grpc/service.pb.go
index 79234d60..1ef79f4f 100644
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diff --git a/v2/reputation/grpc/service_grpc.pb.go b/v2/reputation/grpc/service_grpc.pb.go
new file mode 100644
index 00000000..5b493a4e
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diff --git a/v2/reputation/grpc/types.pb.go b/v2/reputation/grpc/types.pb.go
index d81fca49..009df3ba 100644
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diff --git a/v2/session/grpc/service.pb.go b/v2/session/grpc/service.pb.go
index 89e1437f..68511764 100644
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diff --git a/v2/session/grpc/service_grpc.pb.go b/v2/session/grpc/service_grpc.pb.go
new file mode 100644
index 00000000..d753c51a
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diff --git a/v2/session/grpc/types.pb.go b/v2/session/grpc/types.pb.go
index eb4e1039..f81b16cd 100644
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diff --git a/v2/storagegroup/grpc/types.pb.go b/v2/storagegroup/grpc/types.pb.go
index 6f4c644c..94f1e05d 100644
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diff --git a/v2/tombstone/grpc/types.pb.go b/v2/tombstone/grpc/types.pb.go
index 75c0f6cd..e6fc2d03 100644
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