update CHANGES and bump vsn to 2.4.0
diff --git a/CHANGES.md b/CHANGES.md
index 856e881..becdf3e 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,5 +1,7 @@
-Version 2.4.0 released XXXX-XX-XX
+Version 2.4.0 released 2013-01-23
 
+* Switch from parameterized modules to explicit tuple module calls for
+  R16 compatibility (#95)
 * Fix for mochiweb_acceptor crash with extra-long HTTP headers under
   R15B02 (#91)
 * Fix case in handling range headers (#85)
diff --git a/src/mochiweb.app.src b/src/mochiweb.app.src
index cd01d68..0968f36 100644
--- a/src/mochiweb.app.src
+++ b/src/mochiweb.app.src
@@ -1,7 +1,7 @@
 %% This is generated from src/mochiweb.app.src
 {application, mochiweb,
  [{description, "MochiMedia Web Server"},
-  {vsn, "2.3.2"},
+  {vsn, "2.4.0"},
   {modules, []},
   {registered, []},
   {env, []},