--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -371,15 +371,6 @@ endif()
 # include occt macros
 OCCT_INCLUDE_CMAKE_FILE ("adm/cmake/occt_resources")
 
-# install LICENSE_LGPL_21.txt and OCCT_LGPL_EXCEPTION.txt files
-if ("${INSTALL_DIR_LAYOUT}" STREQUAL "Unix")
-  OCCT_INSTALL_FILE_OR_DIR ("LICENSE_LGPL_21.txt" "${INSTALL_DIR_DOC}")
-  OCCT_INSTALL_FILE_OR_DIR ("OCCT_LGPL_EXCEPTION.txt" "${INSTALL_DIR_DOC}")
-else()
-  OCCT_INSTALL_FILE_OR_DIR ("LICENSE_LGPL_21.txt" ".")
-  OCCT_INSTALL_FILE_OR_DIR ("OCCT_LGPL_EXCEPTION.txt" ".")
-endif()
-
 if(APPLE)
   set (INSTALL_NAME_DIR "" CACHE STRING "install_name library suffix on OS X (e.g. @executable_path/../Frameworks)")
 endif()
