diff --git a/bootstrap/types.proto b/bootstrap/types.proto
index f0a4d8a..3b52adc 100644
--- a/bootstrap/types.proto
+++ b/bootstrap/types.proto
@@ -1,21 +1,33 @@
 syntax = "proto3";
+
 package bootstrap;
+
 option go_package = "github.com/nspcc-dev/neofs-api-go/bootstrap";
 option csharp_namespace = "NeoFS.API.Bootstrap";
 
+// Groups the information about the NeoFS node.
 message NodeInfo {
-    // Address is a node [multi-address](https://github.com/multiformats/multiaddr)
+    // Carries network address of the NeoFS node.
     string Address = 1;
-    // PubKey is a compressed public key representation in bytes
-    bytes PubKey = 2;
-    // Options is set of node optional information, such as storage capacity, node location, price and etc
+
+    // Carries public key of the NeoFS node in a binary format.
+    bytes PublicKey = 2;
+
+    // Carries options of the NeoFS node.
     repeated string Options = 3;
 
+    // Represents the enumeration of various states of the NeoFS node.
     enum State {
+        // Undefined state.
         Unknown = 0;
+
+        // Active state on the network.
         Online = 1;
+
+        // Network unavailable state.
         Offline = 2;
     }
 
+    // Carries state of the NeoFS node.
     State state = 4;
 }
diff --git a/proto-docs/bootstrap.md b/proto-docs/bootstrap.md
index 3d1038e..39ac713 100644
--- a/proto-docs/bootstrap.md
+++ b/proto-docs/bootstrap.md
@@ -25,15 +25,15 @@
 <a name="bootstrap.NodeInfo"></a>
 
 ### Message NodeInfo
-
+Groups the information about the NeoFS node.
 
 
 | Field | Type | Label | Description |
 | ----- | ---- | ----- | ----------- |
-| Address | [string](#string) |  | Address is a node [multi-address](https://github.com/multiformats/multiaddr) |
-| PubKey | [bytes](#bytes) |  | PubKey is a compressed public key representation in bytes |
-| Options | [string](#string) | repeated | Options is set of node optional information, such as storage capacity, node location, price and etc |
-| state | [NodeInfo.State](#bootstrap.NodeInfo.State) |  |  |
+| Address | [string](#string) |  | Carries network address of the NeoFS node. |
+| PublicKey | [bytes](#bytes) |  | Carries public key of the NeoFS node in a binary format. |
+| Options | [string](#string) | repeated | Carries options of the NeoFS node. |
+| state | [NodeInfo.State](#bootstrap.NodeInfo.State) |  | Carries state of the NeoFS node. |
 
  <!-- end messages -->
 
@@ -41,13 +41,13 @@
 <a name="bootstrap.NodeInfo.State"></a>
 
 ### NodeInfo.State
-
+Represents the enumeration of various states of the NeoFS node.
 
 | Name | Number | Description |
 | ---- | ------ | ----------- |
-| Unknown | 0 |  |
-| Online | 1 |  |
-| Offline | 2 |  |
+| Unknown | 0 | Undefined state. |
+| Online | 1 | Active state on the network. |
+| Offline | 2 | Network unavailable state. |
 
 
  <!-- end enums -->