diff --git a/proto-docs/service.md b/proto-docs/service.md
index 0a515e9..45af335 100644
--- a/proto-docs/service.md
+++ b/proto-docs/service.md
@@ -147,10 +147,10 @@ User token granting rights for object manipulation
 | id | [bytes](#bytes) |  | ID is a token identifier. valid UUIDv4 represented in bytes |
 | owner_id | [refs.OwnerID](#refs.OwnerID) |  | OwnerID carries identifier of the manipulation object owner. |
 | verb | [Token.Info.Verb](#service.Token.Info.Verb) |  | Verb is a type of request for which the token is issued |
-| address | [refs.Address](#refs.Address) |  | Address is an object address for which token is issued |
 | lifetime | [TokenLifetime](#service.TokenLifetime) |  | Lifetime is a lifetime of the session |
 | session_key | [bytes](#bytes) |  | SessionKey is a public key of session key |
 | owner_key | [bytes](#bytes) |  | OwnerKey is a public key of the token owner |
+| object_address | [refs.Address](#refs.Address) |  | object_address represents the object session context. |
 
 
 <a name="service.TokenLifetime"></a>
diff --git a/service/verify.proto b/service/verify.proto
index 86262ec..a40d1d0 100644
--- a/service/verify.proto
+++ b/service/verify.proto
@@ -58,17 +58,20 @@ message Token {
         // Verb is a type of request for which the token is issued
         Verb verb = 3;
 
-        // Address is an object address for which token is issued
-        refs.Address address = 4;
-
         // Lifetime is a lifetime of the session
-        TokenLifetime lifetime = 5;
+        TokenLifetime lifetime = 4;
 
         // SessionKey is a public key of session key
-        bytes session_key = 6;
+        bytes session_key = 5;
 
         // OwnerKey is a public key of the token owner
-        bytes owner_key = 7;
+        bytes owner_key = 6;
+
+        // Carries context of the session.
+        oneof context {
+            // object_address represents the object session context.
+            refs.Address object_address = 7;
+        }
     }
 
     // token_info is a grouped information about token