diff --git a/include/sot-core/feature-point6d.h b/include/sot-core/feature-point6d.h
index 97cfd6fa54d0079d65701c08f7ae88611286de97..a27d4788ed90fc9d94e1546b8b0855a5c613446c 100644
--- a/include/sot-core/feature-point6d.h
+++ b/include/sot-core/feature-point6d.h
@@ -35,7 +35,7 @@
 /* --------------------------------------------------------------------- */
 
 #if defined (WIN32) 
-#  if defined (feature_point_6d_EXPORTS)
+#  if defined (feature_point6d_EXPORTS)
 #    define SOTFEATUREPOINT6D_EXPORT __declspec(dllexport)
 #  else  
 #    define SOTFEATUREPOINT6D_EXPORT __declspec(dllimport)