--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -46,7 +46,7 @@
     set(FreeOrion_INSTALL_LIBDIR "${CMAKE_INSTALL_LIBDIR}/freeorion")
 endif()
 
-set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${FreeOrion_INSTALL_LIBDIR}")
+set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_FULL_LIBDIR}/freeorion")
 set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
 
 if (WIN32)