diff --git a/KernelLibrary/SysMon.h b/KernelLibrary/SysMon.h
index 0f6b8ef..7196a0c 100644
--- a/KernelLibrary/SysMon.h
+++ b/KernelLibrary/SysMon.h
@@ -74,7 +74,7 @@ struct _OB_CALLBACK_BLOCK;
 typedef struct _OB_CALLBACK_ENTRY {
 	LIST_ENTRY CallbackList;
 	OB_OPERATION Operations;						// 1 for Creations, 2 for Duplications
-	ULONG Flags;
+	BOOL Enabled;
 	struct _OB_CALLBACK_BLOCK* RegistrationHandle;	// Points to the OB_CALLBACK_BLOCK used for ObUnRegisterCallback
 	POBJECT_TYPE ObjectType;
 	POB_PRE_OPERATION_CALLBACK PreOperation;
@@ -83,6 +83,7 @@ typedef struct _OB_CALLBACK_ENTRY {
 }OB_CALLBACK_ENTRY, * POB_CALLBACK_ENTRY;
 
 
+
 // x86 0x10	0x24	16	36
 // x64 0x20 0x40	32	64
 typedef struct _OB_CALLBACK_BLOCK {