diff --git a/sdk/xtdk/xtblapi.h b/sdk/xtdk/xtblapi.h
index 78b3e7b..c95e689 100644
--- a/sdk/xtdk/xtblapi.h
+++ b/sdk/xtdk/xtblapi.h
@@ -16,7 +16,7 @@
 #include <xtstruct.h>
 
 /* Architecture-specific XT forward references */
-// #include ARCH_HEADER(xtstruct.h)
+#include ARCH_HEADER(xtstruct.h)
 
 /* Architecture-independent XT API */
 #include <xtbase.h>
@@ -43,7 +43,6 @@
 
 /* Architecture specific XT kernel routines */
 #include ARCH_HEADER(arfuncs.h)
-// #include ARCH_HEADER(hlfuncs.h)
 
 /* Boot Manager specific structures */
 #include <bltypes.h>