diff --git a/CMakeLists.txt b/CMakeLists.txt
index 67595f64..0e30637f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -766,10 +766,50 @@ elseif(WIN32)
 
   target_include_directories(phd2 PRIVATE "C:/Program Files (x86)/Visual Leak Detector/include")
 
-  # Delayed load for all DLLs below in the original project. Now using delay load only for the necessary stuff
-  #sbigudrv.dll;ICFilterContainer.dll;TIS_DShowLib09.dll;TIS_UDSHL09_vc9.dll;FCApi.dll;OSPL130RT.dll;DLCWB.dll;cfitsio.dll;CMOSDll.dll;DSCI.dll;inpout32.dll;ShoestringGPUSB_DLL.dll;ShoestringLXUSB_DLL.dll;SXUSB.dll;AsiCamera.dll;%(DelayLoadDLLs)
+  # copy DLL files into the output directory
 
-  copy_dependency_with_config(phd2 PHD_COPY_EXTERNAL_ALL PHD_COPY_EXTERNAL_DBG PHD_COPY_EXTERNAL_REL)
+  set(_copyfiles_dbg ${PHD_COPY_EXTERNAL_ALL} ${PHD_COPY_EXTERNAL_DBG})
+  set(_copyfiles_rel ${PHD_COPY_EXTERNAL_ALL} ${PHD_COPY_EXTERNAL_REL})
+  foreach(_file IN LISTS _copyfiles_dbg _copyfiles_rel)
+    if(NOT EXISTS ${_file})
+      message(FATAL_ERROR "Dependency ${_file} does not exist")
+    endif()
+  endforeach()
+  foreach(_config dbg rel)
+    set(_realpaths_${_config})
+    foreach(_file ${_copyfiles_${_config}})
+      get_filename_component(_realpath ${_file} REALPATH)
+      list(APPEND _realpaths_${_config} ${_realpath})
+    endforeach()
+    list(REMOVE_DUPLICATES _realpaths_${_config})
+  endforeach()
+  unset(_file)
+  unset(_config)
+
+  add_custom_command(
+    TARGET phd2
+    POST_BUILD
+    COMMAND ${CMAKE_COMMAND} -E
+      $<$<CONFIG:Debug>:copy_if_different>
+      $<$<NOT:$<CONFIG:Debug>>:true>
+      ${_realpaths_dbg}
+      $<TARGET_FILE_DIR:phd2>/.
+    COMMAND_EXPAND_LISTS VERBATIM
+    COMMENT "$<$<CONFIG:Debug>:Copy debug libs to output folder>"
+  )
+  add_custom_command(
+    TARGET phd2
+    POST_BUILD
+    COMMAND ${CMAKE_COMMAND} -E
+      $<$<CONFIG:Release>:copy_if_different>
+      $<$<NOT:$<CONFIG:Release>>:true>
+      ${_realpaths_rel}
+      $<TARGET_FILE_DIR:phd2>/.
+    COMMAND_EXPAND_LISTS VERBATIM
+    COMMENT "$<$<CONFIG:Release>:Copy release libs to output folder>"
+  )
+  unset(_realpaths_dbg)
+  unset(_realpaths_rel)
 
 ## #########################
 ## Unix
diff --git a/thirdparty/thirdparty.cmake b/thirdparty/thirdparty.cmake
index 130b9a5a..3e439f7a 100644
--- a/thirdparty/thirdparty.cmake
+++ b/thirdparty/thirdparty.cmake
@@ -93,112 +93,6 @@ if(WIN32)
   include_directories(${VCPKG_INCLUDE})
 endif()
 
-#
-# copies the dependency files into the target output directory
-#
-macro(copy_dependency_with_config target_name dependency_list_all dependency_list_dbg dependency_list_release)
-
-
-  set(dependency_list_dbg_with_all ${${dependency_list_dbg}} ${${dependency_list_all}})
-  set(dependency_list_dbg_with_all_cleaned)
-  foreach(_element ${dependency_list_dbg_with_all})
-    if(NOT EXISTS ${_element})
-      message(FATAL_ERROR "Dependency ${_element} does not exist")
-    endif()
-    #message(STATUS "copyX ${_element}")
-    get_filename_component(_element1 ${_element} REALPATH)
-    set(dependency_list_dbg_with_all_cleaned ${dependency_list_dbg_with_all_cleaned} ${_element1})
-    unset(_element1)
-  endforeach()
-
-  list(REMOVE_DUPLICATES dependency_list_dbg_with_all_cleaned)
-  set(dependency_list_dbg_with_all ${dependency_list_dbg_with_all_cleaned})
-  unset(dependency_list_dbg_with_all_cleaned)
-  unset(_element)
-
-  foreach(_element ${dependency_list_dbg_with_all})
-    get_filename_component(_element_name ${_element} NAME)
-    add_custom_command(
-      TARGET ${target_name}
-      PRE_BUILD
-      COMMAND ${CMAKE_COMMAND} -E
-        $<$<CONFIG:Debug>:echo>
-        $<$<CONFIG:Debug>:"Copy ${_element_name} to $<TARGET_FILE_DIR:${target_name}>/.">
-        $<$<NOT:$<CONFIG:Debug>>:echo_append>
-        $<$<NOT:$<CONFIG:Debug>>:".">
-      COMMAND ${CMAKE_COMMAND} -E
-        $<$<CONFIG:Debug>:copy_if_different>
-        $<$<CONFIG:Debug>:${_element}>
-        $<$<CONFIG:Debug>:$<TARGET_FILE_DIR:${target_name}>/.>
-        $<$<NOT:$<CONFIG:Debug>>:echo_append>
-        $<$<NOT:$<CONFIG:Debug>>:"">
-      COMMENT "Copy ${target_name} dependencies into the output folder")
-
-
-
-      #message(STATUS "copy ${_element_name}")
-    # add_custom_command(
-      # TARGET ${target_name}
-      # PRE_BUILD
-      # COMMAND ${CMAKE_COMMAND} -E echo Copy ${_element_name} into $<TARGET_FILE_DIR:${target_name}>/.
-
-      # COMMAND ${CMAKE_COMMAND} -E $<$<CONFIG:Debug>:copy_if_different>$<$<NOT:$<CONFIG:Debug>>:echo> ${_element} $<TARGET_FILE_DIR:${target_name}>/.
-      # COMMENT "Copy ${target_name} dependencies into the output folder")
-
-    unset(_element_name)
-  endforeach()
-  unset(dependency_list_dbg_with_all)
-  unset(_element)
-
-
-  set(dependency_list_release_with_all ${${dependency_list_release}} ${${dependency_list_all}})
-  set(dependency_list_release_with_all_cleaned)
-  foreach(_element ${dependency_list_release_with_all})
-    if(NOT EXISTS ${_element})
-      message(FATAL_ERROR "Dependency ${_element} does not exist")
-    endif()
-    get_filename_component(_element1 ${_element} REALPATH)
-    set(dependency_list_release_with_all_cleaned ${dependency_list_release_with_all_cleaned} ${_element1})
-    unset(_element1)
-  endforeach()
-  list(REMOVE_DUPLICATES dependency_list_release_with_all_cleaned)
-  set(dependency_list_release_with_all ${dependency_list_release_with_all_cleaned})
-  unset(dependency_list_release_with_all_cleaned)
-  unset(_element)
-
-  foreach(_element ${dependency_list_release_with_all})
-    get_filename_component(_element_name ${_element} NAME)
-    add_custom_command(
-      TARGET ${target_name}
-      PRE_BUILD
-      COMMAND ${CMAKE_COMMAND} -E
-        $<$<CONFIG:Release>:echo> #$<$<NOT:$<CONFIG:Release>>:echo> ${_element} $<TARGET_FILE_DIR:${target_name}>/.
-        $<$<CONFIG:Release>:"Copy ${_element_name} to $<TARGET_FILE_DIR:${target_name}>/.">
-        $<$<NOT:$<CONFIG:Release>>:echo_append>
-        $<$<NOT:$<CONFIG:Release>>:".">
-      COMMAND ${CMAKE_COMMAND} -E
-        $<$<CONFIG:Release>:copy_if_different>
-        $<$<CONFIG:Release>:${_element}>
-        $<$<CONFIG:Release>:$<TARGET_FILE_DIR:${target_name}>/.>
-        $<$<NOT:$<CONFIG:Release>>:echo_append>
-        $<$<NOT:$<CONFIG:Release>>:"">
-      COMMENT "Copy ${target_name} dependencies into the output folder")
-    unset(_element_name)
-  endforeach()
-  unset(dependency_list_release_with_all)
-  unset(_element)
-
-  # we can also use this thing to install external stuff
-  #install( FILES ${dependency_name_debug}
-  #          DESTINATION bin
-  #          CONFIGURATIONS Debug)
-  #install( FILES ${dependency_name_non_debug}
-  #          DESTINATION bin
-  #          CONFIGURATIONS Release)
-
-
-endmacro(copy_dependency_with_config)
-
 if(APPLE)
   find_library(quicktimeFramework      QuickTime)
   find_library(iokitFramework          IOKit)