diff --git a/code/nel/src/ligo/zone_bank.h b/code/nel/include/nel/ligo/zone_bank.h
similarity index 100%
rename from code/nel/src/ligo/zone_bank.h
rename to code/nel/include/nel/ligo/zone_bank.h
diff --git a/code/nel/tools/3d/ig_elevation/main.cpp b/code/nel/tools/3d/ig_elevation/main.cpp
index 55f696fd0..f0044b651 100644
--- a/code/nel/tools/3d/ig_elevation/main.cpp
+++ b/code/nel/tools/3d/ig_elevation/main.cpp
@@ -31,7 +31,7 @@
 #include "nel/misc/i_xml.h"
 #include "nel/misc/app_context.h"
 
-#include "nel/../../src/ligo/zone_region.h"
+#include "nel/ligo/zone_region.h"
 
 #include "nel/3d/scene_group.h"