diff --git a/CHANGELOG.md b/CHANGELOG.md
index 348c000a..1661d1d4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+Changes in 1.1.1:
+* Fixed C JSON bindings compilation error.
+* Fixed locale-dependent JSON generation.
+
+-----------------------------------------------------------------------------------------------------------------------
+
 Changes in 1.1.0:
 
 * Methods `td::Log::set_file_path` and `td_set_log_file_path` now return whether they succeeded.
diff --git a/CMakeLists.txt b/CMakeLists.txt
index dae60c36..2f1774b8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.0.2 FATAL_ERROR)
 
-project(TDLib VERSION 1.1.0 LANGUAGES CXX C)
+project(TDLib VERSION 1.1.1 LANGUAGES CXX C)
 
 option(TD_ENABLE_JNI "Use \"ON\" to enable JNI-compatible TDLib API.")
 
diff --git a/README.md b/README.md
index 4c56c108..11ef8279 100644
--- a/README.md
+++ b/README.md
@@ -104,7 +104,7 @@ 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 1.1.0 REQUIRED)
+find_package(Td 1.1.1 REQUIRED)
 target_link_libraries(YourTarget PRIVATE Td::TdStatic)
 ```
 See [example/cpp/CMakeLists.txt](https://github.com/tdlib/td/tree/master/example/cpp/CMakeLists.txt).
diff --git a/example/cpp/CMakeLists.txt b/example/cpp/CMakeLists.txt
index 1aae511b..e896746f 100644
--- a/example/cpp/CMakeLists.txt
+++ b/example/cpp/CMakeLists.txt
@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 3.1 FATAL_ERROR)
 
 project(TdExample VERSION 1.0 LANGUAGES CXX)
 
-find_package(Td 1.1.0 REQUIRED)
+find_package(Td 1.1.1 REQUIRED)
 
 add_executable(tdjson_example tdjson_example.cpp)
 target_link_libraries(tdjson_example PRIVATE Td::TdJson)
diff --git a/td/telegram/Td.h b/td/telegram/Td.h
index b8abf312..2e26e3d1 100644
--- a/td/telegram/Td.h
+++ b/td/telegram/Td.h
@@ -191,7 +191,7 @@ class Td final : public NetQueryCallback {
   static td_api::object_ptr<td_api::Object> static_request(td_api::object_ptr<td_api::Function> function);
 
  private:
-  static constexpr const char *tdlib_version = "1.1.0";
+  static constexpr const char *tdlib_version = "1.1.1";
   static constexpr int32 ONLINE_TIMEOUT = 240;
 
   void send_result(uint64 id, tl_object_ptr<td_api::Object> object);