diff --git a/MeshModel/src/main/java/cz/fidentis/analyst/feature/api/IPosition.java b/MeshModel/src/main/java/cz/fidentis/analyst/feature/api/IPosition.java
index f1aea46733d9512d6a4adfeb45f3987c539a4b34..74b0d971b9f170b2e00028e8ec339a6a8cbf270a 100644
--- a/MeshModel/src/main/java/cz/fidentis/analyst/feature/api/IPosition.java
+++ b/MeshModel/src/main/java/cz/fidentis/analyst/feature/api/IPosition.java
@@ -8,7 +8,7 @@ package cz.fidentis.analyst.feature.api;
 import javax.vecmath.Point3d;
 
 /**
- * Interface for working.
+ * Interface for working with position in classes that contain Point3d.
  *
  * @author Jakub Kolman
  */