diff --git a/MyxCMake/lib/generators/PrivateConfigHeader.cmake b/MyxCMake/lib/generators/PrivateConfigHeader.cmake
index d4bfdc3..e9d3201 100644
--- a/MyxCMake/lib/generators/PrivateConfigHeader.cmake
+++ b/MyxCMake/lib/generators/PrivateConfigHeader.cmake
@@ -31,5 +31,10 @@ function(myx_generate_private_config_header TARGET_NAME BASE_FILENAME)
   configure_file("${CMAKE_CURRENT_FUNCTION_LIST_DIR}/PrivateConfig.hpp.in" ${__filename})
 
   set_property(TARGET ${TARGET_NAME} APPEND PROPERTY PRIVATE_HEADER_FILES ${__filename})
-  target_sources(${TARGET_NAME} PRIVATE ${__filename})
+  get_target_property(__target_type ${TARGET_NAME} TYPE)
+  if(${__target_type} STREQUAL "INTERFACE_LIBRARY")
+    target_sources(${TARGET_NAME} INTERFACE ${__filename})
+  else()
+    target_sources(${TARGET_NAME} PRIVATE ${__filename})
+  endif()
 endfunction()