diff --git a/patches/x265.patch b/patches/x265.patch
new file mode 100644
index 00000000..f2f4b49c
--- /dev/null
+++ b/patches/x265.patch
@@ -0,0 +1,34 @@
+diff --git a/source/CMakeLists.txt b/source/CMakeLists.txt
+index 95218f5dc..488fd0d7d 100755
+--- a/source/CMakeLists.txt
++++ b/source/CMakeLists.txt
+@@ -6,18 +6,12 @@ if(NOT CMAKE_BUILD_TYPE)
+         FORCE)
+ endif()
+ message(STATUS "cmake version ${CMAKE_VERSION}")
+-if(POLICY CMP0025)
+-    cmake_policy(SET CMP0025 OLD) # report Apple's Clang as just Clang
+-endif()
+ if(POLICY CMP0042)
+     cmake_policy(SET CMP0042 NEW) # MACOSX_RPATH
+ endif()
+-if(POLICY CMP0054)
+-    cmake_policy(SET CMP0054 OLD) # Only interpret if() arguments as variables or keywords when unquoted
+-endif()
+ 
+ project (x265)
+-cmake_minimum_required (VERSION 2.8.8) # OBJECT libraries require 2.8.8
++cmake_minimum_required (VERSION 4.2.1) # OBJECT libraries require 2.8.8
+ include(CheckIncludeFiles)
+ include(CheckFunctionExists)
+ include(CheckSymbolExists)
+@@ -141,6 +135,9 @@ endif()
+ if(${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang")
+     set(CLANG 1)
+ endif()
++if(${CMAKE_CXX_COMPILER_ID} STREQUAL "AppleClang")
++    set(CLANG 1)
++endif()
+ if(${CMAKE_CXX_COMPILER_ID} STREQUAL "Intel")
+     set(INTEL_CXX 1)
+ endif()
diff --git a/scripts/build-ffmpeg.py b/scripts/build-ffmpeg.py
index 541078cd..32a51139 100644
--- a/scripts/build-ffmpeg.py
+++ b/scripts/build-ffmpeg.py
@@ -321,7 +321,7 @@ def main():
             run(["where", tool])
 
     with log_group("install python packages"):
-        run(["pip", "install", "cmake==3.31.10", "meson", "ninja"])
+        run(["pip", "install", "cmake", "meson", "ninja"])
 
     # build tools
     build_tools = []