1 files changed, 8 insertions, 4 deletions
diff --git a/source/blender/io/alembic/intern/abc_reader_transform.h b/source/blender/io/alembic/intern/abc_reader_transform.h
index 6b4d23c1884..812d3bdfc92 100644
--- a/source/blender/io/alembic/intern/abc_reader_transform.h
+++ b/source/blender/io/alembic/intern/abc_reader_transform.h
@@ -13,18 +13,20 @@
  * along with this program; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  */
+#pragma once
 
 /** \file
  * \ingroup balembic
  */
 
-#ifndef __ABC_READER_TRANSFORM_H__
-#define __ABC_READER_TRANSFORM_H__
-
 #include "abc_reader_object.h"
 
 #include <Alembic/AbcGeom/All.h>
 
+namespace blender {
+namespace io {
+namespace alembic {
+
 class AbcEmptyReader : public AbcObjectReader {
   Alembic::AbcGeom::IXformSchema m_schema;
 
@@ -39,4 +41,6 @@ class AbcEmptyReader : public AbcObjectReader {
   void readObjectData(Main *bmain, const Alembic::Abc::ISampleSelector &sample_sel);
 };
 
-#endif /* __ABC_READER_TRANSFORM_H__ */
+}  // namespace alembic
+}  // namespace io
+}  // namespace blender