diff --git a/Polyhedron/demo/Polyhedron/Plugins/Surface_mesh_approximation/Color_cheat_sheet.h b/Polyhedron/demo/Polyhedron/Plugins/Surface_mesh_approximation/Color_cheat_sheet.h
index ea626554c1a..216a7810622 100644
--- a/Polyhedron/demo/Polyhedron/Plugins/Surface_mesh_approximation/Color_cheat_sheet.h
+++ b/Polyhedron/demo/Polyhedron/Plugins/Surface_mesh_approximation/Color_cheat_sheet.h
@@ -7,7 +7,7 @@
 // 256 color cheat sheet
 // Source: https://jonasjacek.github.io/colors/
 
-#ifdef color_cheat_sheet_EXPORTS
+#ifdef surface_mesh_approximation_plugin_EXPORTS
 #define COLOR_CHEAT_SHEET_EXPORT Q_DECL_EXPORT
 #else
 #define COLOR_CHEAT_SHEET_EXPORT Q_DECL_IMPORT
diff --git a/Polyhedron/demo/Polyhedron/Plugins/Surface_mesh_approximation/VSA_wrapper.h b/Polyhedron/demo/Polyhedron/Plugins/Surface_mesh_approximation/VSA_wrapper.h
index 0fa281ddf08..4da8af95e26 100644
--- a/Polyhedron/demo/Polyhedron/Plugins/Surface_mesh_approximation/VSA_wrapper.h
+++ b/Polyhedron/demo/Polyhedron/Plugins/Surface_mesh_approximation/VSA_wrapper.h
@@ -10,7 +10,7 @@
 #include "SMesh_type.h"
 #include "Color_cheat_sheet.h"
 
-#ifdef vsa_wrapper_EXPORTS
+#ifdef surface_mesh_approximation_plugin_EXPORTS
 #define VSA_WRAPPER_EXPORT Q_DECL_EXPORT
 #else
 #define VSA_WRAPPER_EXPORT Q_DECL_IMPORT