diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8c70e05..fdf73aa 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -248,7 +248,7 @@ if (COVERALLS)
 endif()
 
 foreach (F ${INTERFACE_FILES})
-  get_filename_component(DEST "${F}" DIRECTORY)
+  get_filename_component(DEST "${F}" PATH)
   install(FILES "${F}" DESTINATION "${DEST}")
 endforeach ()