--- a/CMakeLists.txt	Wed Jun 08 23:14:55 2022 +0300
+++ b/CMakeLists.txt	Thu Jun 09 11:51:42 2022 +0300
@@ -26,7 +26,6 @@
 	src/document.cpp
 	src/documentmanager.cpp
 	src/geometry.cpp
-	src/header.cpp
 	src/ldrawalgorithm.cpp
 	src/libraries.cpp
 	src/invert.cpp
@@ -64,7 +63,6 @@
 	src/documentmanager.h
 	src/functional.h
 	src/geometry.h
-	src/header.h
 	src/invert.h
 	src/ldrawalgorithm.h
 	src/libraries.h