diff --git a/mps/qa/test/script/version b/mps/qa/test/script/version
index e5c4a4b4b43..bfd0bd82e25 100644
--- a/mps/qa/test/script/version
+++ b/mps/qa/test/script/version
@@ -1,8 +1,8 @@
-# $HopeName: MMQA_harness!script:version(trunk.5) $
+# $HopeName: MMQA_harness!script:version(trunk.6) $
 # This file should be updated automatically whenever the test
 # harness changes. Edit with care!
 
-$HARNESS_VERSION="2.3";
+$HARNESS_VERSION="2.4";
 
 # Version history:
 # [Recorded history begins with version 2.0]
@@ -11,8 +11,11 @@ $HARNESS_VERSION="2.3";
 #         know what they required.
 #  2.1 -- Addition of interface version HU. 1999-02-17
 #  2.2 -- Option display no longer prints "MMQA_" before each, as
-#         first column was getting too narrow for option names
+#         first column was getting too narrow for option names.
 #  2.3 -- Changed link settings on Intel NT, to link with MSVCRT and not
-#         any other defaultlib
+#         any other defaultlib.
+#  2.4 -- Changed to use "/usr/lib/sendmail" on unix platforms.
+#         Made easy_tramp2 static.
+#         Added mmqa_arena_create function.
 #
 #