diff --git a/code/nel/src/3d/CMakeLists.txt b/code/nel/src/3d/CMakeLists.txt
index 6f632e261..f2743d793 100644
--- a/code/nel/src/3d/CMakeLists.txt
+++ b/code/nel/src/3d/CMakeLists.txt
@@ -144,6 +144,8 @@ SOURCE_GROUP(Driver FILES
         ../../include/nel/3d/light.h
         material.cpp
         ../../include/nel/3d/material.h
+		dynamic_material.cpp
+		../../include/nel/3d/dynamic_material.h
         nelu.cpp
         ../../include/nel/3d/nelu.h
         ../../include/nel/3d/occlusion_query.h