diff --git a/sdk/xtdk/amd64/xtstruct.h b/sdk/xtdk/amd64/xtstruct.h
index d76fd99..f22ad5a 100644
--- a/sdk/xtdk/amd64/xtstruct.h
+++ b/sdk/xtdk/amd64/xtstruct.h
@@ -32,7 +32,9 @@ typedef struct _KPROCESSOR_BLOCK KPROCESSOR_BLOCK, *PKPROCESSOR_BLOCK;
 typedef struct _KPROCESSOR_CONTROL_BLOCK KPROCESSOR_CONTROL_BLOCK, *PKPROCESSOR_CONTROL_BLOCK;
 typedef struct _KPROCESSOR_STATE KPROCESSOR_STATE, *PKPROCESSOR_STATE;
 typedef struct _KSPECIAL_REGISTERS KSPECIAL_REGISTERS, *PKSPECIAL_REGISTERS;
+typedef struct _KSTART_FRAME KSTART_FRAME, *PKSTART_FRAME;
 typedef struct _KSWITCH_FRAME KSWITCH_FRAME, *PKSWITCH_FRAME;
+typedef struct _KTHREAD_INIT_FRAME KTHREAD_INIT_FRAME, *PKTHREAD_INIT_FRAME;
 typedef struct _KTRAP_FRAME KTRAP_FRAME, *PKTRAP_FRAME;
 typedef struct _KTSS KTSS, *PKTSS;
 typedef struct _THREAD_ENVIRONMENT_BLOCK THREAD_ENVIRONMENT_BLOCK, *PTHREAD_ENVIRONMENT_BLOCK;
diff --git a/sdk/xtdk/i686/xtstruct.h b/sdk/xtdk/i686/xtstruct.h
index 69d6461..0bbf03a 100644
--- a/sdk/xtdk/i686/xtstruct.h
+++ b/sdk/xtdk/i686/xtstruct.h
@@ -37,7 +37,9 @@ typedef struct _KPROCESSOR_BLOCK KPROCESSOR_BLOCK, *PKPROCESSOR_BLOCK;
 typedef struct _KPROCESSOR_CONTROL_BLOCK KPROCESSOR_CONTROL_BLOCK, *PKPROCESSOR_CONTROL_BLOCK;
 typedef struct _KPROCESSOR_STATE KPROCESSOR_STATE, *PKPROCESSOR_STATE;
 typedef struct _KSPECIAL_REGISTERS KSPECIAL_REGISTERS, *PKSPECIAL_REGISTERS;
+typedef struct _KSTART_FRAME KSTART_FRAME, *PKSTART_FRAME;
 typedef struct _KSWITCH_FRAME KSWITCH_FRAME, *PKSWITCH_FRAME;
+typedef struct _KTHREAD_INIT_FRAME KTHREAD_INIT_FRAME, *PKTHREAD_INIT_FRAME;
 typedef struct _KTRAP_FRAME KTRAP_FRAME, *PKTRAP_FRAME;
 typedef struct _KTSS KTSS, *PKTSS;
 typedef struct _THREAD_ENVIRONMENT_BLOCK THREAD_ENVIRONMENT_BLOCK, *PTHREAD_ENVIRONMENT_BLOCK;