diff --git a/NPLib/HYDE/HydeTracker.h b/NPLib/HYDE/HydeTracker.h
index 7790b7969b1c37451a28a246dd06f263f0fffc6f..e624de61812db02f7f7a1e47d825068cef168e18 100644
--- a/NPLib/HYDE/HydeTracker.h
+++ b/NPLib/HYDE/HydeTracker.h
@@ -1,4 +1,5 @@
 #ifndef HydeTracker_H
+#define HydeTracker_H
 /*****************************************************************************
  * Copyright (C) 2009-2013    this file is part of the NPTool Project        *
  *                                                                           *
diff --git a/NPLib/Helios/Helios.h b/NPLib/Helios/Helios.h
index 7c6ac7e4a89fa142c6f52a02592de48fb2c315d2..9df13d35c8cca407af4a0b2ffb39b5d9adf5beee 100755
--- a/NPLib/Helios/Helios.h
+++ b/NPLib/Helios/Helios.h
@@ -1,4 +1,5 @@
 #ifndef HELIOS_H
+#define HELIOS_H
 /*****************************************************************************
  * Copyright (C) 2009-2013   this file is part of the NPTool Project         *
  *                                                                           *
diff --git a/NPLib/Paris/Paris.h b/NPLib/Paris/Paris.h
index f909b2ea539239f86d48bbd7142d903f9cc20cbc..d0e99558e7d936ae7b5124f54bda142056c7471d 100644
--- a/NPLib/Paris/Paris.h
+++ b/NPLib/Paris/Paris.h
@@ -1,4 +1,5 @@
 #ifndef Paris_H
+#define Paris_H
 /*****************************************************************************
  * Copyright (C) 2009-2013    this file is part of the NPTool Project        *
  *                                                                           *
diff --git a/NPLib/Physics/Constant.h b/NPLib/Physics/Constant.h
index 53c146e440dc3b9cb81a408bfcc26947d953c0a6..f3d1c8150fb10db30bd21f2fa88960266bb6d86e 100755
--- a/NPLib/Physics/Constant.h
+++ b/NPLib/Physics/Constant.h
@@ -1,4 +1,4 @@
-#ifndef Constat_
+#ifndef Constant_h
 #define Constant_h
 /*****************************************************************************
  * Copyright (C) 2009-2013    this file is part of the NPTool Project        *
diff --git a/NPLib/Shield/Shield.h b/NPLib/Shield/Shield.h
index ba268dceab2441392f8e8797dda2cd01c141684c..bed9430d2f635fe17a2d2c805a32895ac3da3685 100644
--- a/NPLib/Shield/Shield.h
+++ b/NPLib/Shield/Shield.h
@@ -1,4 +1,5 @@
 #ifndef Shield_H
+#define Shield_H
 /*****************************************************************************
  * Copyright (C) 2009-2013    this file is part of the NPTool Project        *
  *                                                                           *