diff --git a/Telegram/build/docker/centos_env/Dockerfile b/Telegram/build/docker/centos_env/Dockerfile
index 97817e52a..65bdfb7c3 100644
--- a/Telegram/build/docker/centos_env/Dockerfile
+++ b/Telegram/build/docker/centos_env/Dockerfile
@@ -738,7 +738,7 @@ RUN mkdir tg_owt
 WORKDIR tg_owt
 RUN git init
 RUN git remote add origin $GIT/desktop-app/tg_owt.git
-RUN git fetch --depth=1 origin 80c1c625332cb056aae50794c107700edc3b71d2
+RUN git fetch --depth=1 origin cb9f347e1020ffbdd762d6c32f97db6533dd47e0
 RUN git reset --hard FETCH_HEAD
 RUN git submodule init
 RUN git submodule update
@@ -750,6 +750,7 @@ WORKDIR ../../..
 
 RUN cmake3 -B out/Release . \
 	-DCMAKE_BUILD_TYPE=Release \
+	-DTG_OWT_BUILD_AUDIO_BACKENDS=OFF \
 	-DTG_OWT_SPECIAL_TARGET=linux \
 	-DTG_OWT_LIBJPEG_INCLUDE_PATH=/usr/local/include \
 	-DTG_OWT_OPENSSL_INCLUDE_PATH=$OPENSSL_PREFIX/include \
diff --git a/docs/building-msvc-x64.md b/docs/building-msvc-x64.md
index 48dc542bd..391a63f0d 100644
--- a/docs/building-msvc-x64.md
+++ b/docs/building-msvc-x64.md
@@ -209,7 +209,7 @@ Open **x64 Native Tools Command Prompt for VS 2019.bat**, go to ***BuildPath***
 
     git clone https://github.com/desktop-app/tg_owt.git
     cd tg_owt
-    git checkout 80c1c62533
+    git checkout cb9f347e10
     git submodule init
     git submodule update
     mkdir out
@@ -218,6 +218,7 @@ Open **x64 Native Tools Command Prompt for VS 2019.bat**, go to ***BuildPath***
     cd Debug
     cmake -G Ninja ^
         -DCMAKE_BUILD_TYPE=Debug ^
+        -DTG_OWT_BUILD_AUDIO_BACKENDS=OFF ^
         -DTG_OWT_SPECIAL_TARGET=win64 ^
         -DTG_OWT_LIBJPEG_INCLUDE_PATH=%cd%/../../../mozjpeg ^
         -DTG_OWT_OPENSSL_INCLUDE_PATH=%cd%/../../../openssl_1_1_1/include ^
@@ -229,6 +230,7 @@ Open **x64 Native Tools Command Prompt for VS 2019.bat**, go to ***BuildPath***
     cd Release
     cmake -G Ninja ^
         -DCMAKE_BUILD_TYPE=Release ^
+        -DTG_OWT_BUILD_AUDIO_BACKENDS=OFF ^
         -DTG_OWT_SPECIAL_TARGET=win64 ^
         -DTG_OWT_LIBJPEG_INCLUDE_PATH=%cd%/../../../mozjpeg ^
         -DTG_OWT_OPENSSL_INCLUDE_PATH=%cd%/../../../openssl_1_1_1/include ^
diff --git a/docs/building-msvc.md b/docs/building-msvc.md
index 37fb8972b..b39b3f195 100644
--- a/docs/building-msvc.md
+++ b/docs/building-msvc.md
@@ -209,7 +209,7 @@ Open **x86 Native Tools Command Prompt for VS 2019.bat**, go to ***BuildPath***
 
     git clone https://github.com/desktop-app/tg_owt.git
     cd tg_owt
-    git checkout 80c1c62533
+    git checkout cb9f347e10
     git submodule init
     git submodule update
     mkdir out
@@ -218,6 +218,7 @@ Open **x86 Native Tools Command Prompt for VS 2019.bat**, go to ***BuildPath***
     cd Debug
     cmake -G Ninja ^
         -DCMAKE_BUILD_TYPE=Debug ^
+        -DTG_OWT_BUILD_AUDIO_BACKENDS=OFF ^
         -DTG_OWT_SPECIAL_TARGET=win ^
         -DTG_OWT_LIBJPEG_INCLUDE_PATH=%cd%/../../../mozjpeg ^
         -DTG_OWT_OPENSSL_INCLUDE_PATH=%cd%/../../../openssl_1_1_1/include ^
@@ -229,6 +230,7 @@ Open **x86 Native Tools Command Prompt for VS 2019.bat**, go to ***BuildPath***
     cd Release
     cmake -G Ninja ^
         -DCMAKE_BUILD_TYPE=Release ^
+        -DTG_OWT_BUILD_AUDIO_BACKENDS=OFF ^
         -DTG_OWT_SPECIAL_TARGET=win ^
         -DTG_OWT_LIBJPEG_INCLUDE_PATH=%cd%/../../../mozjpeg ^
         -DTG_OWT_OPENSSL_INCLUDE_PATH=%cd%/../../../openssl_1_1_1/include ^
diff --git a/docs/building-xcode.md b/docs/building-xcode.md
index 3b98a626c..b800be899 100644
--- a/docs/building-xcode.md
+++ b/docs/building-xcode.md
@@ -304,7 +304,7 @@ Go to ***BuildPath*** and run
 
     git clone https://github.com/desktop-app/tg_owt.git
     cd tg_owt
-    git checkout 80c1c62533
+    git checkout cb9f347e10
     git submodule init
     git submodule update
     mkdir out
@@ -313,6 +313,7 @@ Go to ***BuildPath*** and run
     cd Debug
     cmake -G Ninja \
         -DCMAKE_BUILD_TYPE=Debug \
+        -DTG_OWT_BUILD_AUDIO_BACKENDS=OFF \
         -DTG_OWT_SPECIAL_TARGET=mac \
         -DTG_OWT_LIBJPEG_INCLUDE_PATH=/usr/local/macos/include \
         -DTG_OWT_OPENSSL_INCLUDE_PATH=`pwd`/../../../openssl_1_1_1/include \
@@ -324,6 +325,7 @@ Go to ***BuildPath*** and run
     cd Release
     cmake -G Ninja \
         -DCMAKE_BUILD_TYPE=Release \
+        -DTG_OWT_BUILD_AUDIO_BACKENDS=OFF \
         -DTG_OWT_SPECIAL_TARGET=mac \
         -DTG_OWT_LIBJPEG_INCLUDE_PATH=/usr/local/macos/include \
         -DTG_OWT_OPENSSL_INCLUDE_PATH=`pwd`/../../../openssl_1_1_1/include \