diff -up AppStream-0.4.0/CMakeLists.txt.LIB_SUFFIX AppStream-0.4.0/CMakeLists.txt
--- AppStream-0.4.0/CMakeLists.txt.LIB_SUFFIX	2013-10-20 09:20:39.000000000 -0500
+++ AppStream-0.4.0/CMakeLists.txt	2013-11-03 19:40:48.730834229 -0600
@@ -65,7 +65,7 @@ find_package (Gettext REQUIRED)
 # Default paths
 #
 set(INSTALL_DIR_BIN bin CACHE PATH "Installation directory for executables")
-set(INSTALL_DIR_LIB lib/${CMAKE_LIBRARY_ARCHITECTURE} CACHE PATH "Installation directory for libraries")
+set(INSTALL_DIR_LIB lib${LIB_SUFFIX}/${CMAKE_LIBRARY_ARCHITECTURE} CACHE PATH "Installation directory for libraries")
 set(INSTALL_DIR_LIBEXEC "${INSTALL_DIR_LIB}/appstream" CACHE PATH "Installation directory for executables use by a library")
 set(INSTALL_DIR_INC include CACHE PATH "Installation directory for headers")
 set(INSTALL_DIR_SYSCONF /etc CACHE PATH "Installation directory for system configuration files")
diff -up AppStream-0.4.0/src/CMakeLists.txt.LIB_SUFFIX AppStream-0.4.0/src/CMakeLists.txt
--- AppStream-0.4.0/src/CMakeLists.txt.LIB_SUFFIX	2013-11-03 19:40:48.731834211 -0600
+++ AppStream-0.4.0/src/CMakeLists.txt	2013-11-03 19:41:52.387697221 -0600
@@ -111,7 +111,8 @@ install(FILES ${CMAKE_CURRENT_BINARY_DIR
 install(FILES ${CMAKE_CURRENT_BINARY_DIR}/appstream.h DESTINATION include)
 install(FILES ${CMAKE_CURRENT_BINARY_DIR}/appstream.pc DESTINATION ${INSTALL_DIR_LIB}/pkgconfig/)
 install(FILES ${CMAKE_CURRENT_BINARY_DIR}/AppStream-${AS_VERSION_LIBS}.gir DESTINATION share/gir-1.0/)
-install(FILES ${CMAKE_CURRENT_BINARY_DIR}/AppStream-${AS_VERSION_LIBS}.typelib DESTINATION lib/girepository-1.0/)
+install(FILES ${CMAKE_CURRENT_BINARY_DIR}/AppStream-${AS_VERSION_LIBS}.typelib DESTINATION lib${LIB_SUFFIX}/girepository-1.0/)
+
 
 # include the PackageKit plugin
 add_subdirectory(pk-plugin)