diff --git a/include/f_pc/f_pc_layer_tag.h b/include/f_pc/f_pc_layer_tag.h
index e0d4abc53a..72199d6eb3 100644
--- a/include/f_pc/f_pc_layer_tag.h
+++ b/include/f_pc/f_pc_layer_tag.h
@@ -4,7 +4,11 @@
 
 #include "SSystem/SComponent/c_tag.h"
 
+#if !__MWERKS__
+enum : u32 {
+#else
 enum {
+#endif
     fpcLy_ROOT_e    = 0,
     fpcLy_CURRENT_e = 0xFFFFFFFD,
     fpcLy_SPECIAL_e = 0xFFFFFFFE,