diff --git a/src/ObjWriting/XModel/Obj/ObjWriter.cpp b/src/ObjWriting/XModel/Obj/ObjWriter.cpp
index e0538943..a883997c 100644
--- a/src/ObjWriting/XModel/Obj/ObjWriter.cpp
+++ b/src/ObjWriting/XModel/Obj/ObjWriter.cpp
@@ -3,6 +3,8 @@
 #include "Utils/DistinctMapper.h"
 #include "XModel/Obj/ObjCommon.h"
 
+#include <format>
+
 namespace
 {
     struct ObjObjectData
diff --git a/src/ObjWriting/XModel/Obj/ObjWriter.h b/src/ObjWriting/XModel/Obj/ObjWriter.h
index 5d1ff9dd..ef2092b7 100644
--- a/src/ObjWriting/XModel/Obj/ObjWriter.h
+++ b/src/ObjWriting/XModel/Obj/ObjWriter.h
@@ -2,6 +2,7 @@
 
 #include "XModel/XModelWriter.h"
 
+#include <memory>
 #include <ostream>
 
 namespace obj