diff --git a/Control/AthenaKernel/AthenaKernel/RCUObject.h b/Control/AthenaKernel/AthenaKernel/RCUObject.h
index b3a0e7e01de808e17e69773ae147f01585d66802..632e4f9a9b8f063b0e63f5c9df64f7adb47502c5 100644
--- a/Control/AthenaKernel/AthenaKernel/RCUObject.h
+++ b/Control/AthenaKernel/AthenaKernel/RCUObject.h
@@ -1,7 +1,7 @@
 // This file's extension implies that it's C, but it's really -*- C++ -*-.
 
 /*
-  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration
 */
 
 // $Id$
@@ -220,7 +220,6 @@ protected:
   /**
    * @brief Declare that all slots are in a grace period.
    * @param Lock object (external locking).
-   * @param ctx Event context for the slot.
    *
    * The caller must be holding the mutex for this object.
    */
diff --git a/Control/AthenaKernel/AthenaKernel/RCUObject.icc b/Control/AthenaKernel/AthenaKernel/RCUObject.icc
index ca8828895477ba643781eea291f77965a3418751..70e1bae1707f501eac8aa5ab720bc35060bbce94 100644
--- a/Control/AthenaKernel/AthenaKernel/RCUObject.icc
+++ b/Control/AthenaKernel/AthenaKernel/RCUObject.icc
@@ -1,5 +1,5 @@
 /*
-  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration
 */
 
 // $Id$
@@ -64,7 +64,6 @@ bool IRCUObject::endGrace (lock_t& /*lock*/, const EventContext& ctx)
 /**
  * @brief Declare that all slots are in a grace period.
  * @param Lock object (external locking).
- * @param ctx Event context for the slot.
  *
  * The caller must be holding the mutex for this object.
  */