diff --git a/td/telegram/Logging.cpp b/td/telegram/Logging.cpp
index 73e4bab30..da3e03e1d 100644
--- a/td/telegram/Logging.cpp
+++ b/td/telegram/Logging.cpp
@@ -56,7 +56,7 @@ static const std::map<Slice, int *> log_tags{
     ADD_TAG(file_loader), ADD_TAG(mtproto),          ADD_TAG(raw_mtproto),   ADD_TAG(fd),
     ADD_TAG(actor),       ADD_TAG(sqlite),           ADD_TAG(notifications), ADD_TAG(get_difference),
     ADD_TAG(file_gc),     ADD_TAG(config_recoverer), ADD_TAG(dns_resolver),  ADD_TAG(file_references),
-    ADD_TAG(messages)};
+    ADD_TAG(messages),    ADD_TAG(postponed_pts_update)};
 #undef ADD_TAG
 
 Status Logging::set_current_stream(td_api::object_ptr<td_api::LogStream> stream) {
diff --git a/td/telegram/MessagesManager.cpp b/td/telegram/MessagesManager.cpp
index 3a9b8d2e0..aea5d26af 100644
--- a/td/telegram/MessagesManager.cpp
+++ b/td/telegram/MessagesManager.cpp
@@ -52,7 +52,7 @@
 #include "td/telegram/UpdatesManager.h"
 #include "td/telegram/Version.h"
 #include "td/telegram/WebPageId.h"
-#include "td/telegram/Td.h"  // for VERBOSITY_NAME(messages)
+#include "td/telegram/Td.h"  // for VERBOSITY_NAME(messages) and VERBOSITY_NAME(postponed_pts_update)
 
 #include "td/actor/PromiseFuture.h"
 #include "td/actor/SleepActor.h"
@@ -7547,6 +7547,7 @@ void MessagesManager::drop_pending_updates() {
 
 void MessagesManager::postpone_pts_update(tl_object_ptr<telegram_api::Update> &&update, int32 pts, int32 pts_count,
                                           Promise<Unit> &&promise) {
+  VLOG(postponed_pts_update) << "Postponed pts size: " << postponed_pts_updates_.size();
   postponed_pts_updates_.emplace(pts, PendingPtsUpdate(std::move(update), pts, pts_count, std::move(promise)));
 }
 
diff --git a/td/telegram/Td.cpp b/td/telegram/Td.cpp
index aa30f1aae..9d3a2a151 100644
--- a/td/telegram/Td.cpp
+++ b/td/telegram/Td.cpp
@@ -145,6 +145,7 @@ namespace td {
 int VERBOSITY_NAME(td_init) = VERBOSITY_NAME(DEBUG) + 3;
 int VERBOSITY_NAME(td_requests) = VERBOSITY_NAME(INFO);
 int VERBOSITY_NAME(messages) = VERBOSITY_NAME(INFO);
+int VERBOSITY_NAME(postponed_pts_update) = VERBOSITY_NAME(DEBUG);
 
 void Td::ResultHandler::set_td(Td *new_td) {
   CHECK(td == nullptr);
diff --git a/td/telegram/Td.h b/td/telegram/Td.h
index 9c8def7d5..c6a30f27c 100644
--- a/td/telegram/Td.h
+++ b/td/telegram/Td.h
@@ -87,6 +87,7 @@ namespace td {
 extern int VERBOSITY_NAME(td_init);
 extern int VERBOSITY_NAME(td_requests);
 extern int VERBOSITY_NAME(messages);
+extern int VERBOSITY_NAME(postponed_pts_update);
 
 // Td may start closing after explicit "close" or "destroy" query.
 // Or it may start closing by itself, because authorization is lost.