diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 475902d1f..4d4bb2e55 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -202,12 +202,12 @@ add_custom_command(TARGET dispatch POST_BUILD
 install(TARGETS
           dispatch
         DESTINATION
-          "${CMAKE_INSTALL_FULL_LIBDIR}")
+          "${CMAKE_INSTALL_LIBDIR}")
 if(ENABLE_SWIFT)
   install(FILES
             ${CMAKE_CURRENT_BINARY_DIR}/swift/Dispatch.swiftmodule
             ${CMAKE_CURRENT_BINARY_DIR}/swift/Dispatch.swiftdoc
           DESTINATION
-            "${CMAKE_INSTALL_FULL_LIBDIR}/swift/${SWIFT_OS}/${CMAKE_SYSTEM_PROCESSOR}")
+            "${CMAKE_INSTALL_LIBDIR}/swift/${SWIFT_OS}/${CMAKE_SYSTEM_PROCESSOR}")
 endif()