diff --git a/Copyright b/Copyright
index dc661c208..7f8f9da9c 100644
--- a/Copyright
+++ b/Copyright
@@ -1,7 +1,7 @@
 /*
  *     A M S T E R D A M   C O M P I L E R   K I T
  *
- * Copyright (c) 1987, 1991 by the Vrije Universiteit, Amsterdam,
+ * Copyright (c) 1987, 1991, 1993 by the Vrije Universiteit, Amsterdam,
  * The Netherlands.
  *
  * Permission to use, sell, duplicate or disclose this software must be
diff --git a/NEW b/NEW
index bb3a5f5c4..eba695e18 100644
--- a/NEW
+++ b/NEW
@@ -1,3 +1,8 @@
+This is ACK distribution 5.2.
+
+The only addition with respect to the 5th ACK distribution is the support
+for Solaris 2 on SPARCs. It also contains many bug fixes.
+
 Notes for the 5th ACK distribution:
 
 It is not wise to mix files created by the previous version of the Kit
@@ -23,15 +28,6 @@ Also added, but not part of the Kit proper are
 
 See the ACK installation manual for their copyright notices.
 
-This version is usually refered to as 5.0.
-
-Notes for update 1 of the 5th ACK distribution:
-
-This is a complete distribution, but does not deserve a new version number,
-as the only addition is the support for Solaris 2 on SPARCs. It also contains
-many bug fixes.
-We refer to this version as 5.1.
-
 --
 Ceriel Jacobs, Dept. of Mathematics and Computer Science, Vrije Universiteit,
 De Boelelaan 1081a, 1081 HV Amsterdam, The Netherlands