diff --git a/submodules/TgVoipWebrtc/BUILD b/submodules/TgVoipWebrtc/BUILD
index 29a1643f21..e45b78171b 100644
--- a/submodules/TgVoipWebrtc/BUILD
+++ b/submodules/TgVoipWebrtc/BUILD
@@ -14,6 +14,8 @@ optimization_flags = select({
     "//conditions:default": ["-DNDEBUG"],
 })
 
+enable_x264 = False
+
 objc_library(
     name = "TgVoipWebrtc",
     enable_modules = True,
@@ -70,7 +72,7 @@ objc_library(
         "-DRTC_ENABLE_VP9",
         "-DTGVOIP_NAMESPACE=tgvoip_webrtc",
         "-std=c++14",
-    ] + optimization_flags,
+    ] + optimization_flags + (["-DTGCALLS_ENABLE_X264"] if enable_x264 else []),
     includes = [
         "PublicHeaders",
     ],
@@ -84,8 +86,7 @@ objc_library(
         "//submodules/ffmpeg:ffmpeg",
         "//third-party/rnnoise:rnnoise",
         "//third-party/libyuv:libyuv",
-        "//third-party/libx264:libx264",
-    ],
+    ] + (["//third-party/libx264:libx264"] if enable_x264 else []),
     sdk_frameworks = [
         "Foundation",
         "UIKit",
diff --git a/submodules/TgVoipWebrtc/tgcalls b/submodules/TgVoipWebrtc/tgcalls
index 382d1b6756..abb39c285a 160000
--- a/submodules/TgVoipWebrtc/tgcalls
+++ b/submodules/TgVoipWebrtc/tgcalls
@@ -1 +1 @@
-Subproject commit 382d1b6756768021274cb1edfc1e144cfb101fb8
+Subproject commit abb39c285ac9a8ad3d5aa5a43a54ad665d099dcb