diff --git a/src/Models/Message.cs b/src/Models/Message.cs
index a355cd3..93a6a62 100644
--- a/src/Models/Message.cs
+++ b/src/Models/Message.cs
@@ -40,6 +40,7 @@ public class Message : CustomDataBase
         public DateTimeOffset? DeletedAt { get; set; }
         public bool? Shadowed { get; set; }
         public Dictionary<string, List<string>> ImageLabels { get; set; }
+        public List<string> RestrictedVisibility { get; set; }
 
         [JsonProperty("i18n")]
         public Dictionary<string, string> I18n { get; set; }
diff --git a/src/Models/MessageRequest.cs b/src/Models/MessageRequest.cs
index 9e0d140..e398fa3 100644
--- a/src/Models/MessageRequest.cs
+++ b/src/Models/MessageRequest.cs
@@ -37,6 +37,7 @@ public class MessageRequest : CustomDataBase
         public DateTimeOffset? PinExpires { get; set; }
         public UserRequest PinnedBy { get; set; }
         public DateTimeOffset? PinnedAt { get; set; }
+        public IEnumerable<string> RestrictedVisibility { get; set; }
     }
 }
 
diff --git a/tests/MessageClientTests.cs b/tests/MessageClientTests.cs
index 1c17db8..c56e6f8 100644
--- a/tests/MessageClientTests.cs
+++ b/tests/MessageClientTests.cs
@@ -271,5 +271,81 @@ public async Task TestRunCommandActionAsync()
 
             commandResp.Message.Command.Should().BeEquivalentTo("giphy");
         }
+
+        [Test]
+        public async Task TestSendMessageWithRestrictedVisibilityAsync()
+        {
+            var messageText = Guid.NewGuid().ToString();
+            var restrictedToUsers = new[] { _user.Id };
+
+            var messageRequest = new MessageRequest
+            {
+                Text = messageText,
+                Type = MessageRequestType.Regular,
+                RestrictedVisibility = restrictedToUsers,
+            };
+
+            var msgResp = await _messageClient.SendMessageAsync(_channel.Type, _channel.Id, messageRequest, _user.Id);
+
+            var channel = await _channelClient.GetOrCreateAsync(_channel.Type, _channel.Id, new ChannelGetRequest { Watch = false, State = true });
+            var actualMsg = channel.Messages.First(m => m.Id == msgResp.Message.Id);
+
+            actualMsg.RestrictedVisibility.Should().BeEquivalentTo(restrictedToUsers);
+        }
+
+        [Test]
+        public async Task TestUpdateMessageWithRestrictedVisibilityAsync()
+        {
+            var originalText = Guid.NewGuid().ToString();
+            var messageRequest = new MessageRequest
+            {
+                Text = originalText,
+                Type = MessageRequestType.Regular,
+            };
+
+            var msgResp = await _messageClient.SendMessageAsync(_channel.Type, _channel.Id, messageRequest, _user.Id);
+
+            var updatedText = Guid.NewGuid().ToString();
+            var restrictedToUsers = new[] { _user.Id };
+
+            var updated = await _messageClient.UpdateMessageAsync(new MessageRequest
+            {
+                Id = msgResp.Message.Id,
+                Text = updatedText,
+                UserId = _user.Id,
+                RestrictedVisibility = restrictedToUsers,
+            });
+
+            updated.Message.Text.Should().BeEquivalentTo(updatedText);
+            updated.Message.RestrictedVisibility.Should().BeEquivalentTo(restrictedToUsers);
+            updated.Message.User.Id.Should().BeEquivalentTo(_user.Id);
+        }
+
+        [Test]
+        public async Task TestUpdateMessagePartialWithRestrictedVisibilityAsync()
+        {
+            var messageText = Guid.NewGuid().ToString();
+            var messageRequest = new MessageRequest
+            {
+                Text = messageText,
+                Type = MessageRequestType.Regular,
+            };
+
+            var msgResp = await _messageClient.SendMessageAsync(_channel.Type, _channel.Id, messageRequest, _user.Id);
+
+            var restrictedToUsers = new[] { _user.Id };
+            var resp = await _messageClient.UpdateMessagePartialAsync(msgResp.Message.Id, new MessagePartialUpdateRequest
+            {
+                UserId = _user.Id,
+                Set = new Dictionary<string, object>
+                {
+                    { "restricted_visibility", restrictedToUsers },
+                },
+            });
+
+            resp.Message.RestrictedVisibility.Should().BeEquivalentTo(restrictedToUsers);
+            resp.Message.Text.Should().BeEquivalentTo(messageText);
+            resp.Message.User.Id.Should().BeEquivalentTo(_user.Id);
+        }
     }
 }
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