3 files changed, 9 insertions, 6 deletions
diff --git a/core/math/convex_hull.h b/core/math/convex_hull.h
index bd86fe0eba..cc41a794bd 100644
--- a/core/math/convex_hull.h
+++ b/core/math/convex_hull.h
@@ -28,6 +28,9 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
+#ifndef CONVEX_HULL_H
+#define CONVEX_HULL_H
+
 /*
 Copyright (c) 2011 Ole Kniemeyer, MAXON, www.maxon.net
 This software is provided 'as-is', without any express or implied warranty.
@@ -40,9 +43,6 @@ subject to the following restrictions:
 3. This notice may not be removed or altered from any source distribution.
 */
 
-#ifndef CONVEX_HULL_H
-#define CONVEX_HULL_H
-
 #include "core/math/geometry_3d.h"
 #include "core/math/vector3.h"
 #include "core/templates/local_vector.h"
diff --git a/core/string/ustring.h b/core/string/ustring.h
index b8ae3c2392..4b6568a502 100644
--- a/core/string/ustring.h
+++ b/core/string/ustring.h
@@ -28,11 +28,11 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-// Note: _GODOT suffix added to avoid conflict with ICU header with the same guard.
-
 #ifndef USTRING_GODOT_H
 #define USTRING_GODOT_H
 
+// Note: _GODOT suffix added to header guard to avoid conflict with ICU header.
+
 #include "core/string/char_utils.h"
 #include "core/templates/cowdata.h"
 #include "core/templates/vector.h"
diff --git a/core/templates/pooled_list.h b/core/templates/pooled_list.h
index f13156b292..08f53572e7 100644
--- a/core/templates/pooled_list.h
+++ b/core/templates/pooled_list.h
@@ -28,7 +28,8 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#pragma once
+#ifndef POOLED_LIST_H
+#define POOLED_LIST_H
 
 // Simple template to provide a pool with O(1) allocate and free.
 // The freelist could alternatively be a linked list placed within the unused elements
@@ -206,3 +207,5 @@ private:
 	LocalVector<U, U> _active_map;
 	LocalVector<U, U> _active_list;
 };
+
+#endif // POOLED_LIST_H