diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1d79d8eb..dae7a42c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -196,8 +196,8 @@ add_custom_command(TARGET mist
   POST_BUILD
   COMMAND ${CMAKE_COMMAND}
   ARGS    -E make_directory ${BINARY_DIR}/mist
-  COMMAND ${CMAKE_COMMAND}
-  ARGS    -E copy_if_different ${libHeaders} ${BINARY_DIR}/mist
+  COMMAND cp
+  ARGS    -a ${libHeaders} ${BINARY_DIR}/mist
   DEPENDS ${libHeaders}
 )