diff --git a/CMakeLists.txt b/CMakeLists.txt
index 012d9aecd..a240e711b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,7 +6,7 @@ if (POLICY CMP0065)
   cmake_policy(SET CMP0065 NEW)
 endif()
 
-project(TDLib VERSION 1.8.26 LANGUAGES CXX C)
+project(TDLib VERSION 1.8.27 LANGUAGES CXX C)
 
 if (NOT DEFINED CMAKE_MODULE_PATH)
   set(CMAKE_MODULE_PATH "")
diff --git a/README.md b/README.md
index a92c908c9..6e9b85675 100644
--- a/README.md
+++ b/README.md
@@ -103,7 +103,7 @@ target_link_libraries(YourTarget PRIVATE Td::TdStatic)
 
 Or you could install `TDLib` and then reference it in your CMakeLists.txt like this:
 ```
-find_package(Td 1.8.26 REQUIRED)
+find_package(Td 1.8.27 REQUIRED)
 target_link_libraries(YourTarget PRIVATE Td::TdStatic)
 ```
 See [example/cpp/CMakeLists.txt](https://github.com/tdlib/td/blob/master/example/cpp/CMakeLists.txt).
diff --git a/example/cpp/CMakeLists.txt b/example/cpp/CMakeLists.txt
index f49f9d75c..97f179232 100644
--- a/example/cpp/CMakeLists.txt
+++ b/example/cpp/CMakeLists.txt
@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 3.4 FATAL_ERROR)
 
 project(TdExample VERSION 1.0 LANGUAGES CXX)
 
-find_package(Td 1.8.26 REQUIRED)
+find_package(Td 1.8.27 REQUIRED)
 
 add_executable(tdjson_example tdjson_example.cpp)
 target_link_libraries(tdjson_example PRIVATE Td::TdJson)
diff --git a/example/uwp/Telegram.Td.UWP.nuspec b/example/uwp/Telegram.Td.UWP.nuspec
index 77ee70e8a..421235b2a 100644
--- a/example/uwp/Telegram.Td.UWP.nuspec
+++ b/example/uwp/Telegram.Td.UWP.nuspec
@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2013/01/nuspec.xsd">
   <metadata>
     <id>Telegram.Td.UWP</id>
-    <version>1.8.26</version>
+    <version>1.8.27</version>
     <title>TDLib for Universal Windows Platform</title>
     <authors>Telegram</authors>
     <owners>Telegram</owners>
diff --git a/example/uwp/extension.vsixmanifest b/example/uwp/extension.vsixmanifest
index 757b99533..b71c26ef0 100644
--- a/example/uwp/extension.vsixmanifest
+++ b/example/uwp/extension.vsixmanifest
@@ -1,6 +1,6 @@
 <PackageManifest Version="2.0.0" xmlns="http://schemas.microsoft.com/developer/vsx-schema/2011">
   <Metadata>
-    <Identity Id="Telegram.Td.UWP" Version="1.8.26" Language="en-US" Publisher="Telegram LLC" />
+    <Identity Id="Telegram.Td.UWP" Version="1.8.27" Language="en-US" Publisher="Telegram LLC" />
     <DisplayName>TDLib for Universal Windows Platform</DisplayName>
     <Description>TDLib is a library for building Telegram clients</Description>
     <MoreInfo>https://core.telegram.org/tdlib</MoreInfo>
diff --git a/td/telegram/OptionManager.cpp b/td/telegram/OptionManager.cpp
index ecc34f275..eae8a1a0c 100644
--- a/td/telegram/OptionManager.cpp
+++ b/td/telegram/OptionManager.cpp
@@ -684,7 +684,7 @@ td_api::object_ptr<td_api::OptionValue> OptionManager::get_option_synchronously(
       break;
     case 'v':
       if (name == "version") {
-        return td_api::make_object<td_api::optionValueString>("1.8.26");
+        return td_api::make_object<td_api::optionValueString>("1.8.27");
       }
       break;
   }