3 files changed, 3 insertions, 12 deletions
diff --git a/yage/util/active.h b/yage/util/active.h
index d1d9ba4c..9b5cb4dd 100644
--- a/yage/util/active.h
+++ b/yage/util/active.h
@@ -6,8 +6,7 @@
  * ----------------------------------------------------------------------------
  */
 
-#ifndef YAGE_UTIL_ACTIVE_H
-#define YAGE_UTIL_ACTIVE_H
+#pragma once
 
 #include "syncqueue.h"
 
@@ -42,5 +41,3 @@ private:
 };
 
 } // namespace yage
-
-#endif
diff --git a/yage/util/noncopyable.h b/yage/util/noncopyable.h
index f1325ed1..a2bf5e75 100644
--- a/yage/util/noncopyable.h
+++ b/yage/util/noncopyable.h
@@ -1,5 +1,4 @@
-#ifndef YAGE_UTIL_NONCOPYABLE_H
-#define YAGE_UTIL_NONCOPYABLE_H
+#pragma once
 
 namespace yage
 {
@@ -15,5 +14,3 @@ protected:
 };
 
 } // namespace yage
-
-#endif
diff --git a/yage/util/syncqueue.h b/yage/util/syncqueue.h
index 7b5e5680..d47d10a0 100644
--- a/yage/util/syncqueue.h
+++ b/yage/util/syncqueue.h
@@ -6,8 +6,7 @@
  * ----------------------------------------------------------------------------
  */
 
-#ifndef YAGE_UTIL_SYNCQUEUE_H
-#define YAGE_UTIL_SYNCQUEUE_H
+#pragma once
 
 #include <condition_variable>
 #include <mutex>
@@ -85,5 +84,3 @@ void SyncQueue<T>::push(T &&item)
 }
 
 } // namespace yage
-
-#endif