5 files changed, 5 insertions, 20 deletions

diff --git a/source/blender/editors/io/io_alembic.h b/source/blender/editors/io/io_alembic.h
index ecd8c1818f8..512f4e4636b 100644
--- a/source/blender/editors/io/io_alembic.h
+++ b/source/blender/editors/io/io_alembic.h
@@ -17,8 +17,7 @@
  * All rights reserved.
  */
 
-#ifndef __IO_ALEMBIC_H__
-#define __IO_ALEMBIC_H__
+#pragma once
 
 /** \file
  * \ingroup editor/io
@@ -28,5 +27,3 @@ struct wmOperatorType;
 
 void WM_OT_alembic_export(struct wmOperatorType *ot);
 void WM_OT_alembic_import(struct wmOperatorType *ot);
-
-#endif /* __IO_ALEMBIC_H__ */
diff --git a/source/blender/editors/io/io_cache.h b/source/blender/editors/io/io_cache.h
index c6fc50a236e..be6e31842af 100644
--- a/source/blender/editors/io/io_cache.h
+++ b/source/blender/editors/io/io_cache.h
@@ -17,8 +17,7 @@
  * All rights reserved.
  */
 
-#ifndef __IO_CACHE_H__
-#define __IO_CACHE_H__
+#pragma once
 
 /** \file
  * \ingroup editor/io
@@ -28,5 +27,3 @@ struct wmOperatorType;
 
 void CACHEFILE_OT_open(struct wmOperatorType *ot);
 void CACHEFILE_OT_reload(struct wmOperatorType *ot);
-
-#endif /* __IO_CACHE_H__ */
diff --git a/source/blender/editors/io/io_collada.h b/source/blender/editors/io/io_collada.h
index 6330fc9639a..5c0a1a8b927 100644
--- a/source/blender/editors/io/io_collada.h
+++ b/source/blender/editors/io/io_collada.h
@@ -21,12 +21,9 @@
  * \ingroup editor/io
  */
 
-#ifndef __IO_COLLADA_H__
-#define __IO_COLLADA_H__
+#pragma once
 
 struct wmOperatorType;
 
 void WM_OT_collada_export(struct wmOperatorType *ot);
 void WM_OT_collada_import(struct wmOperatorType *ot);
-
-#endif
diff --git a/source/blender/editors/io/io_ops.h b/source/blender/editors/io/io_ops.h
index 2923e052752..2e6cccbf438 100644
--- a/source/blender/editors/io/io_ops.h
+++ b/source/blender/editors/io/io_ops.h
@@ -21,9 +21,6 @@
  * \ingroup editor/io
  */
 
-#ifndef __IO_OPS_H__
-#define __IO_OPS_H__
+#pragma once
 
 void ED_operatortypes_io(void);
-
-#endif
diff --git a/source/blender/editors/io/io_usd.h b/source/blender/editors/io/io_usd.h
index c794dc744df..671984b6f34 100644
--- a/source/blender/editors/io/io_usd.h
+++ b/source/blender/editors/io/io_usd.h
@@ -17,8 +17,7 @@
  * All rights reserved.
  */
 
-#ifndef __IO_USD_H__
-#define __IO_USD_H__
+#pragma once
 
 /** \file
  * \ingroup editor/io
@@ -27,5 +26,3 @@
 struct wmOperatorType;
 
 void WM_OT_usd_export(struct wmOperatorType *ot);
-
-#endif /* __IO_USD_H__ */