diff --git a/Telegram/ThirdParty/libtgvoip b/Telegram/ThirdParty/libtgvoip
index 2cffda622..a090c6a8f 160000
--- a/Telegram/ThirdParty/libtgvoip
+++ b/Telegram/ThirdParty/libtgvoip
@@ -1 +1 @@
-Subproject commit 2cffda6222f07cd7d0aa4627a06fa99b05a3956d
+Subproject commit a090c6a8f7bfb365b301d85bb8c9664d71321c5c
diff --git a/Telegram/ThirdParty/tgcalls b/Telegram/ThirdParty/tgcalls
index d10fa3ca1..1dc2ec610 160000
--- a/Telegram/ThirdParty/tgcalls
+++ b/Telegram/ThirdParty/tgcalls
@@ -1 +1 @@
-Subproject commit d10fa3ca1f9b77f767715905706937fc48ba264f
+Subproject commit 1dc2ec610807f51163240141c9aa23c033042017
diff --git a/Telegram/build/prepare/prepare.py b/Telegram/build/prepare/prepare.py
index 1d643c67b..c348d0867 100644
--- a/Telegram/build/prepare/prepare.py
+++ b/Telegram/build/prepare/prepare.py
@@ -1238,7 +1238,7 @@ mac:
 stage('tg_owt', """
     git clone https://github.com/desktop-app/tg_owt.git
     cd tg_owt
-    git checkout 6372a0848f
+    git checkout 6897a88f4a
     git submodule init
     git submodule update src/third_party/libyuv
 win:
diff --git a/Telegram/cmake/lib_tgcalls.cmake b/Telegram/cmake/lib_tgcalls.cmake
index 029954370..4853effdd 100644
--- a/Telegram/cmake/lib_tgcalls.cmake
+++ b/Telegram/cmake/lib_tgcalls.cmake
@@ -101,6 +101,8 @@ PRIVATE
     platform/android/VideoCapturerInterfaceImpl.h
 
     # iOS / macOS
+    platform/darwin/CustomSimulcastEncoderAdapter.cpp
+    platform/darwin/CustomSimulcastEncoderAdapter.h
     platform/darwin/DarwinInterface.h
     platform/darwin/DarwinInterface.mm
     platform/darwin/DarwinVideoSource.h