diff -Naur occt-V7_3_0/adm/templates/OpenCASCADEConfig.cmake.in occt-V7_3_0_new/adm/templates/OpenCASCADEConfig.cmake.in
--- occt-V7_3_0/adm/templates/OpenCASCADEConfig.cmake.in	2018-05-29 12:14:02.000000000 +0200
+++ occt-V7_3_0.new/adm/templates/OpenCASCADEConfig.cmake.in	2018-05-29 12:14:02.000000000 +0200
@@ -22,6 +22,7 @@
 # - in UNIX style: $INSTALL_DIR/lib/cmake/opencascade-<version>
 # - in Windows style: $INSTALL_DIR/cmake
 get_filename_component (OpenCASCADE_INSTALL_PREFIX "${CMAKE_CURRENT_LIST_FILE}" PATH)
+get_filename_component (OpenCASCADE_INSTALL_PREFIX "${OpenCASCADE_INSTALL_PREFIX}" REALPATH)
 get_filename_component (OpenCASCADE_INSTALL_PREFIX "${OpenCASCADE_INSTALL_PREFIX}" PATH)
 if (OpenCASCADE_INSTALL_PREFIX MATCHES "/cmake$")
   get_filename_component (OpenCASCADE_INSTALL_PREFIX "${OpenCASCADE_INSTALL_PREFIX}" PATH)