diff --git a/multimedia/x265/files/patch-source_CMakeLists.txt b/multimedia/x265/files/patch-source_CMakeLists.txt
index 5a3fdb3cca3d..8026004c5378 100644
--- a/multimedia/x265/files/patch-source_CMakeLists.txt
+++ b/multimedia/x265/files/patch-source_CMakeLists.txt
@@ -1,44 +1,53 @@
 --- source/CMakeLists.txt	2023-10-22 22:08:10.704150000 -0400
 +++ source/CMakeLists.txt	2023-10-22 22:10:02.947579000 -0400
 @@ -43,7 +43,7 @@
  set(ARM_ALIASES armv6l armv7l aarch64)
  list(FIND X86_ALIASES "${SYSPROC}" X86MATCH)
  list(FIND ARM_ALIASES "${SYSPROC}" ARMMATCH)
 -set(POWER_ALIASES ppc64 ppc64le)
 +set(POWER_ALIASES powerpc64 powerpc64le ppc64 ppc64le)
  list(FIND POWER_ALIASES "${SYSPROC}" POWERMATCH)
  if("${SYSPROC}" STREQUAL "" OR X86MATCH GREATER "-1")
      set(X86 1)
 @@ -122,6 +122,7 @@
      option(ENABLE_LIBVMAF "Enable VMAF" OFF)
      if(ENABLE_LIBVMAF)
          add_definitions(-DENABLE_LIBVMAF)
 +        include_directories(${VMAF_INCLUDE_DIR})
      endif()
  endif(UNIX)
  
+@@ -474,7 +475,7 @@ if(POWER)
+     # IBM Power8
+     option(ENABLE_ALTIVEC "Enable ALTIVEC profiling instrumentation" ON)
+     if(ENABLE_ALTIVEC)
+-        add_definitions(-DHAVE_ALTIVEC=1 -maltivec -mabi=altivec)
++        add_definitions(-DHAVE_ALTIVEC=1 -maltivec)
+         add_definitions(-flax-vector-conversions -fpermissive)
+     else()
+         add_definitions(-DHAVE_ALTIVEC=0)
 @@ -593,12 +594,6 @@
          ARCHIVE DESTINATION ${LIB_INSTALL_DIR})
  endif()
  
 -if(SVTHEVC_FOUND)
 -    install(FILES "${SVT_HEVC_INCLUDE_DIR}/EbApi.h" DESTINATION include)
 -    install(FILES "${SVT_HEVC_INCLUDE_DIR}/EbErrorCodes.h" DESTINATION include)
 -    install(FILES "${SVT_HEVC_LIBRARY}" DESTINATION ${LIB_INSTALL_DIR})
 -endif()
 -
  install(FILES x265.h "${PROJECT_BINARY_DIR}/x265_config.h" DESTINATION include)
  if((WIN32 AND ENABLE_CLI) OR (WIN32 AND ENABLE_SHARED))
      if(MSVC_IDE)
 @@ -650,7 +645,10 @@
      if(EXTRA_LIB)
          target_link_libraries(x265-shared ${EXTRA_LIB})
      endif()
 -	 target_link_libraries(x265-shared ${PLATFORM_LIBS})
 +    if(ENABLE_LIBVMAF)
 +	target_link_libraries(x265-shared ${VMAF})
 +    endif()
 +	target_link_libraries(x265-shared ${PLATFORM_LIBS})
      if(SVTHEVC_FOUND)
          target_link_libraries(x265-shared ${SVT_HEVC_LIBRARY})
      endif(SVTHEVC_FOUND)