--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -531,12 +531,9 @@ if(BUILD_TESTING)
 endif()
 
 if(NOT CMake_TEST_EXTERNAL_CMAKE)
-  # Install license file as it requires.
-  install(FILES Copyright.txt DESTINATION ${CMAKE_DOC_DIR})
-
   # Install script directories.
   install(
-    DIRECTORY Help Modules Templates
+    DIRECTORY Modules Templates
     DESTINATION ${CMAKE_DATA_DIR}
     FILE_PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ
     DIRECTORY_PERMISSIONS OWNER_READ OWNER_EXECUTE OWNER_WRITE
@@ -552,9 +549,6 @@ if(NOT CMake_TEST_EXTERNAL_CMAKE)
     REGEX "Help/(dev|guide)($|/)" EXCLUDE
     )
 
-  # Install auxiliary files integrating with other tools.
-  add_subdirectory(Auxiliary)
-
   # Optionally sign installed binaries.
   if(CMake_INSTALL_SIGNTOOL)
     configure_file(Source/CMakeInstallSignTool.cmake.in Source/CMakeInstallSignTool.cmake @ONLY)
--- a/Source/kwsys/CMakeLists.txt
+++ b/Source/kwsys/CMakeLists.txt
@@ -607,11 +607,6 @@ if(KWSYS_INSTALL_DOC_DIR)
       COMPONENT ${KWSYS_INSTALL_COMPONENT_NAME_RUNTIME}
       )
   endif()
-
-  # Install the license under the documentation directory.
-  install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/Copyright.txt
-    DESTINATION ${KWSYS_INSTALL_DOC_DIR}/${KWSYS_NAMESPACE}
-    ${KWSYS_INSTALL_LICENSE_OPTIONS})
 endif()
 
 #-----------------------------------------------------------------------------
--- a/Utilities/cmcurl/CMakeLists.txt
+++ b/Utilities/cmcurl/CMakeLists.txt
@@ -1746,9 +1746,9 @@ if(BUILD_TESTING AND CMAKE_CURL_TEST_URL
   add_test(curl curltest ${CMAKE_CURL_TEST_URL})
 endif()
 
-install(FILES COPYING DESTINATION ${CMAKE_DOC_DIR}/cmcurl)
-
 return() # The rest of this file is not needed for building within CMake.
+
+install(FILES COPYING DESTINATION ${CMAKE_DOC_DIR}/cmcurl)
 #-----------------------------------------------------------------------------
 
 include(GNUInstallDirs)
--- a/Utilities/cmlibarchive/CMakeLists.txt
+++ b/Utilities/cmlibarchive/CMakeLists.txt
@@ -2093,5 +2093,3 @@ add_subdirectory(tar)
 add_subdirectory(cpio)
 add_subdirectory(unzip)
 ENDIF()
-
-install(FILES COPYING DESTINATION ${CMAKE_DOC_DIR}/cmlibarchive)
--- a/Utilities/cmliblzma/CMakeLists.txt
+++ b/Utilities/cmliblzma/CMakeLists.txt
@@ -189,5 +189,3 @@ ENDIF()
 if(WIN32 AND CMake_BUILD_PCH)
   target_precompile_headers(cmliblzma PRIVATE "common/mythread.h")
 endif()
-
-INSTALL(FILES COPYING DESTINATION ${CMAKE_DOC_DIR}/cmliblzma)
--- a/Utilities/cmlibrhash/CMakeLists.txt
+++ b/Utilities/cmlibrhash/CMakeLists.txt
@@ -38,5 +38,3 @@ include_directories(
 
 add_library(cmlibrhash ${librhash_sources})
 target_compile_definitions(cmlibrhash PRIVATE NO_IMPORT_EXPORT)
-
-install(FILES COPYING DESTINATION ${CMAKE_DOC_DIR}/cmlibrhash)
--- a/Utilities/cmlibuv/CMakeLists.txt
+++ b/Utilities/cmlibuv/CMakeLists.txt
@@ -354,5 +354,3 @@ set_property(TARGET cmlibuv PROPERTY COM
 if(WIN32 AND CMake_BUILD_PCH)
   target_precompile_headers(cmlibuv PRIVATE "include/uv.h" "src/win/internal.h")
 endif()
-
-install(FILES LICENSE DESTINATION ${CMAKE_DOC_DIR}/cmlibuv)
--- a/Utilities/cmnghttp2/CMakeLists.txt
+++ b/Utilities/cmnghttp2/CMakeLists.txt
@@ -49,5 +49,3 @@ target_include_directories(cmnghttp2 PRI
   ${CMAKE_CURRENT_BINARY_DIR}
   ${CMAKE_CURRENT_SOURCE_DIR}/lib/includes
   )
-
-install(FILES COPYING DESTINATION ${CMAKE_DOC_DIR}/cmnghttp2)
--- a/Utilities/cmzlib/CMakeLists.txt
+++ b/Utilities/cmzlib/CMakeLists.txt
@@ -24,5 +24,3 @@ add_library(cmzlib
   uncompr.c
   zutil.c
   )
-
-install(FILES Copyright.txt DESTINATION ${CMAKE_DOC_DIR}/cmzlib)
--- a/Utilities/cmzstd/CMakeLists.txt
+++ b/Utilities/cmzstd/CMakeLists.txt
@@ -51,5 +51,3 @@ target_compile_definitions(cmzstd PRIVAT
   # Our vendored zstd does not include the assembly language file.
   ZSTD_DISABLE_ASM=1
   )
-
-install(FILES LICENSE DESTINATION ${CMAKE_DOC_DIR}/cmzstd)