diff --git a/src/gn/visual_studio_writer.cc b/src/gn/visual_studio_writer.cc
index f567d36..31c6e0a 100644
--- a/src/gn/visual_studio_writer.cc
+++ b/src/gn/visual_studio_writer.cc
@@ -134,9 +134,11 @@
       return "Application";
     case Target::SHARED_LIBRARY:
     case Target::LOADABLE_MODULE:
+    case Target::RUST_PROC_MACRO:
       return "DynamicLibrary";
     case Target::STATIC_LIBRARY:
     case Target::SOURCE_SET:
+    case Target::RUST_LIBRARY:
       return "StaticLibrary";
     case Target::GROUP:
       return "Utility";