diff --git a/cmake/OpenCVDownload.cmake b/cmake/OpenCVDownload.cmake
index 40e48d7465..0f8de153d8 100644
--- a/cmake/OpenCVDownload.cmake
+++ b/cmake/OpenCVDownload.cmake
@@ -282,11 +282,17 @@ ${OPENCV_DOWNLOAD_LOG}
     ocv_download_log("#mkdir \"${DL_DESTINATION_DIR}\"")
     file(MAKE_DIRECTORY "${DL_DESTINATION_DIR}")
     ocv_download_log("#unpack \"${DL_DESTINATION_DIR}\" \"${CACHE_CANDIDATE}\"")
-    execute_process(COMMAND "${CMAKE_COMMAND}" -E tar xzf "${CACHE_CANDIDATE}"
-                    WORKING_DIRECTORY "${DL_DESTINATION_DIR}"
-                    RESULT_VARIABLE res)
-    if(NOT res EQUAL 0)
-      message(FATAL_ERROR "${__msg_prefix}Unpack failed: ${res}")
+    if(CMAKE_VERSION VERSION_GREATER_EQUAL "3.18")
+      file(ARCHIVE_EXTRACT
+        INPUT "${CACHE_CANDIDATE}"
+        DESTINATION "${DL_DESTINATION_DIR}")
+    else()
+      execute_process(COMMAND "${CMAKE_COMMAND}" -E tar xzf "${CACHE_CANDIDATE}"
+                      WORKING_DIRECTORY "${DL_DESTINATION_DIR}"
+                      RESULT_VARIABLE res)
+      if(NOT res EQUAL 0)
+        message(FATAL_ERROR "${__msg_prefix}Unpack failed: ${res}")
+      endif()
     endif()
   else()
     ocv_download_log("#copy \"${COPY_DESTINATION}\" \"${CACHE_CANDIDATE}\"")
diff --git a/cmake/OpenCVFindIPPIW.cmake b/cmake/OpenCVFindIPPIW.cmake
index 995249ff95..c17d960fb3 100644
--- a/cmake/OpenCVFindIPPIW.cmake
+++ b/cmake/OpenCVFindIPPIW.cmake
@@ -88,7 +88,9 @@ macro(ippiw_setup PATH BUILD)
           set(IPP_IW_LIBRARY ippiw)
           set(IPP_IW_INCLUDES "${IPP_IW_PATH}/include")
           set(IPP_IW_LIBRARIES ${IPP_IW_LIBRARY})
-          execute_process(COMMAND ${CMAKE_COMMAND} -E copy_if_different "${OpenCV_SOURCE_DIR}/3rdparty/ippicv/CMakeLists.txt" "${IPP_IW_PATH}/")
+          if(NOT EXISTS "${IPP_IW_PATH}/CMakeLists.txt")
+            file(COPY "${OpenCV_SOURCE_DIR}/3rdparty/ippicv/CMakeLists.txt" DESTINATION "${IPP_IW_PATH}")
+          endif()
           add_subdirectory("${IPP_IW_PATH}/" ${OpenCV_BINARY_DIR}/3rdparty/ippiw)
 
           set(HAVE_IPP_IW 1)