diff --git a/src/sixDoFRigidBodyMotion/sixDoFRigidBodyMotionSolver/externalPointEdgePoint.H b/src/sixDoFRigidBodyMotion/sixDoFRigidBodyMotionSolver/externalPointEdgePoint.H
index 92d9ceddedb7ffac61acf8f7fd1d5873f1cb0a4d..70a66b4ba2d59b40eeee42ed5dc8c9be44f9f2e9 100644
--- a/src/sixDoFRigidBodyMotion/sixDoFRigidBodyMotionSolver/externalPointEdgePoint.H
+++ b/src/sixDoFRigidBodyMotion/sixDoFRigidBodyMotionSolver/externalPointEdgePoint.H
@@ -217,7 +217,7 @@ public:
                 TrackingData& td
             );
 
-            //- Same (like operator==)
+            //- Equivalent to operator== with TrackingData
             template<class TrackingData>
             inline bool equal
             (