diff --git a/td/generate/scheme/td_api.tl b/td/generate/scheme/td_api.tl
index 45e0b08f..e56aaf90 100644
--- a/td/generate/scheme/td_api.tl
+++ b/td/generate/scheme/td_api.tl
@@ -1627,6 +1627,30 @@ callStateDiscarded reason:CallDiscardReason need_rating:Bool need_debug_informat
 callStateError error:error = CallState;
 
 
+//@class CallProblem @description Describes a type of a problem that happened during a call
+
+//@description The user heard his own voice
+callProblemEcho = CallProblem;
+
+//@description The user heard background noice
+callProblemNoice = CallProblem;
+
+//@description The other side kept disappearing
+callProblemInterruptions = CallProblem;
+
+//@description The speech was distorted
+callProblemDistortedSpeech = CallProblem;
+
+//@description The user couldn't hear the other side
+callProblemSilentLocal = CallProblem;
+
+//@description The other side couldn't hear the user
+callProblemSilentRemote = CallProblem;
+
+//@description The call ended unexpectedly
+callProblemDropped = CallProblem;
+
+
 //@description Describes a call @id Call identifier, not persistent @user_id Peer user identifier @is_outgoing True, if the call is outgoing @state Call state
 call id:int32 user_id:int32 is_outgoing:Bool state:CallState = Call;
 
@@ -3415,8 +3439,8 @@ acceptCall call_id:int32 protocol:callProtocol = Ok;
 //@description Discards a call @call_id Call identifier @is_disconnected True, if the user was disconnected @duration The call duration, in seconds @connection_id Identifier of the connection used during the call
 discardCall call_id:int32 is_disconnected:Bool duration:int32 connection_id:int64 = Ok;
 
-//@description Sends a call rating @call_id Call identifier @rating Call rating; 1-5 @comment An optional user comment if the rating is less than 5
-sendCallRating call_id:int32 rating:int32 comment:string = Ok;
+//@description Sends a call rating @call_id Call identifier @rating Call rating; 1-5 @comment An optional user comment if the rating is less than 5 @problems List of problems with the call, specified by the user
+sendCallRating call_id:int32 rating:int32 comment:string problems:vector<CallProblem> = Ok;
 
 //@description Sends debug information for a call @call_id Call identifier @debug_information Debug information in application-specific format
 sendCallDebugInformation call_id:int32 debug_information:string = Ok;
diff --git a/td/generate/scheme/td_api.tlo b/td/generate/scheme/td_api.tlo
index 03c41f77..37dc47e5 100644
Binary files a/td/generate/scheme/td_api.tlo and b/td/generate/scheme/td_api.tlo differ
diff --git a/td/telegram/CallActor.cpp b/td/telegram/CallActor.cpp
index 056294da..84e9a4cb 100644
--- a/td/telegram/CallActor.cpp
+++ b/td/telegram/CallActor.cpp
@@ -29,9 +29,10 @@
 #include "td/utils/Random.h"
 
 #include <tuple>
+#include <unordered_set>
 
 namespace td {
-// CallProtocol
+
 CallProtocol CallProtocol::from_telegram_api(const telegram_api::phoneCallProtocol &protocol) {
   CallProtocol res;
   res.udp_p2p = protocol.udp_p2p_;
@@ -110,7 +111,6 @@ tl_object_ptr<td_api::CallState> CallState::as_td_api() const {
   }
 }
 
-// CallActor
 CallActor::CallActor(CallId call_id, ActorShared<> parent, Promise<int64> promise)
     : parent_(std::move(parent)), call_id_promise_(std::move(promise)), local_call_id_(call_id) {
 }
@@ -186,11 +186,53 @@ void CallActor::accept_call(CallProtocol &&protocol, Promise<> promise) {
   loop();
 }
 
-void CallActor::rate_call(int32 rating, string comment, Promise<> promise) {
+void CallActor::rate_call(int32 rating, string comment, vector<td_api::object_ptr<td_api::CallProblem>> &&problems,
+                          Promise<> promise) {
   if (!call_state_.need_rating) {
     return promise.set_error(Status::Error(400, "Unexpected sendCallRating"));
   }
   promise.set_value(Unit());
+
+  if (rating == 5) {
+    comment.clear();
+  }
+
+  std::unordered_set<string> tags;
+  for (auto &problem : problems) {
+    if (problem == nullptr) {
+      continue;
+    }
+
+    const char *tag = [problem_id = problem->get_id()] {
+      switch (problem_id) {
+        case td_api::callProblemEcho::ID:
+          return "echo";
+        case td_api::callProblemNoice::ID:
+          return "noise";
+        case td_api::callProblemInterruptions::ID:
+          return "interruptions";
+        case td_api::callProblemDistortedSpeech::ID:
+          return "distorted_speech";
+        case td_api::callProblemSilentLocal::ID:
+          return "silent_local";
+        case td_api::callProblemSilentRemote::ID:
+          return "silent_remote";
+        case td_api::callProblemDropped::ID:
+          return "dropped";
+        default:
+          UNREACHABLE();
+          return "";
+      }
+    }();
+    if (tags.insert(tag).second) {
+      if (!comment.empty()) {
+        comment += ' ';
+      }
+      comment += '#';
+      comment += tag;
+    }
+  }
+
   auto tl_query = telegram_api::phone_setCallRating(0, false /*ignored*/, get_input_phone_call("rate_call"), rating,
                                                     std::move(comment));
   auto query = G()->net_query_creator().create(create_storer(tl_query));
diff --git a/td/telegram/CallActor.h b/td/telegram/CallActor.h
index 97ddba36..aa24c496 100644
--- a/td/telegram/CallActor.h
+++ b/td/telegram/CallActor.h
@@ -81,7 +81,8 @@ class CallActor : public NetQueryCallback {
                    bool is_video, Promise<CallId> &&promise);
   void discard_call(bool is_disconnected, int32 duration, bool is_video, int64 connection_id, Promise<> promise);
   void accept_call(CallProtocol &&protocol, Promise<> promise);
-  void rate_call(int32 rating, string comment, Promise<> promise);
+  void rate_call(int32 rating, string comment, vector<td_api::object_ptr<td_api::CallProblem>> &&problems,
+                 Promise<> promise);
   void send_call_debug_information(string data, Promise<> promise);
 
   void update_call(tl_object_ptr<telegram_api::PhoneCall> call);
diff --git a/td/telegram/CallManager.cpp b/td/telegram/CallManager.cpp
index b99ee5ab..695cb14c 100644
--- a/td/telegram/CallManager.cpp
+++ b/td/telegram/CallManager.cpp
@@ -71,12 +71,13 @@ void CallManager::accept_call(CallId call_id, CallProtocol &&protocol, Promise<>
   send_closure(actor, &CallActor::accept_call, std::move(protocol), std::move(promise));
 }
 
-void CallManager::rate_call(CallId call_id, int32 rating, string comment, Promise<> promise) {
+void CallManager::rate_call(CallId call_id, int32 rating, string comment,
+                            vector<td_api::object_ptr<td_api::CallProblem>> &&problems, Promise<> promise) {
   auto actor = get_call_actor(call_id);
   if (actor.empty()) {
     return promise.set_error(Status::Error(400, "Call not found"));
   }
-  send_closure(actor, &CallActor::rate_call, rating, std::move(comment), std::move(promise));
+  send_closure(actor, &CallActor::rate_call, rating, std::move(comment), std::move(problems), std::move(promise));
 }
 
 void CallManager::send_call_debug_information(CallId call_id, string data, Promise<> promise) {
diff --git a/td/telegram/CallManager.h b/td/telegram/CallManager.h
index f4f6d315..0679e526 100644
--- a/td/telegram/CallManager.h
+++ b/td/telegram/CallManager.h
@@ -9,6 +9,7 @@
 #include "td/telegram/CallActor.h"
 #include "td/telegram/CallId.h"
 
+#include "td/telegram/td_api.h"
 #include "td/telegram/telegram_api.h"
 
 #include "td/actor/actor.h"
@@ -32,7 +33,8 @@ class CallManager : public Actor {
   void discard_call(CallId call_id, bool is_disconnected, int32 duration, bool is_video, int64 connection_id,
                     Promise<> promise);
   void accept_call(CallId call_id, CallProtocol &&protocol, Promise<> promise);
-  void rate_call(CallId call_id, int32 rating, string comment, Promise<> promise);
+  void rate_call(CallId call_id, int32 rating, string comment,
+                 vector<td_api::object_ptr<td_api::CallProblem>> &&problems, Promise<> promise);
   void send_call_debug_information(CallId call_id, string data, Promise<> promise);
 
  private:
diff --git a/td/telegram/Td.cpp b/td/telegram/Td.cpp
index 0629f23b..9eb9d3f4 100644
--- a/td/telegram/Td.cpp
+++ b/td/telegram/Td.cpp
@@ -5925,7 +5925,7 @@ void Td::on_request(uint64 id, td_api::sendCallRating &request) {
   CLEAN_INPUT_STRING(request.comment_);
   CREATE_OK_REQUEST_PROMISE();
   send_closure(G()->call_manager(), &CallManager::rate_call, CallId(request.call_id_), request.rating_,
-               std::move(request.comment_), std::move(promise));
+               std::move(request.comment_), std::move(request.problems_), std::move(promise));
 }
 
 void Td::on_request(uint64 id, td_api::sendCallDebugInformation &request) {
diff --git a/td/telegram/cli.cpp b/td/telegram/cli.cpp
index 53f2bfd7..c148a112 100644
--- a/td/telegram/cli.cpp
+++ b/td/telegram/cli.cpp
@@ -2491,8 +2491,19 @@ class CliClient final : public Actor {
       send_request(td_api::make_object<td_api::acceptCall>(
           as_call_id(args), td_api::make_object<td_api::callProtocol>(true, true, 65, 65)));
     } else if (op == "scr" || op == "SendCallRating") {
+      string call_id;
+      string rating;
+      std::tie(call_id, rating) = split(args);
+
+      vector<td_api::object_ptr<td_api::CallProblem>> problems;
+      problems.emplace_back(td_api::make_object<td_api::callProblemNoice>());
+      problems.emplace_back(td_api::make_object<td_api::callProblemNoice>());
+      problems.emplace_back(nullptr);
+      problems.emplace_back(td_api::make_object<td_api::callProblemNoice>());
+      problems.emplace_back(td_api::make_object<td_api::callProblemEcho>());
+      problems.emplace_back(td_api::make_object<td_api::callProblemDistortedSpeech>());
       send_request(
-          td_api::make_object<td_api::sendCallRating>(as_call_id(args), 5, "Wow, such good call! (TDLib test)"));
+          td_api::make_object<td_api::sendCallRating>(as_call_id(call_id), to_integer<int32>(rating), "Wow, such good call! (TDLib test)", std::move(problems)));
     } else if (op == "scdi" || op == "SendCallDebugInformation") {
       send_request(td_api::make_object<td_api::sendCallDebugInformation>(as_call_id(args), "{}"));
     } else if (op == "gcil") {