diff --git a/CHANGES.md b/CHANGES.md
index 40f7912..1e6598a 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -2,6 +2,7 @@ v2.1
 
 * force the end of streams with `end_json` in addition to `end_stream`
 * support for encoding erlang datetime tuples to iso8601 format
+* allow a single trailing comma in objects and arrays
 
 v2.0.4
 
diff --git a/README.md b/README.md
index a4a55b3..77edb72 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# jsx (v2.0.4) #
+# jsx (v2.1) #
 
 an erlang application for consuming, producing and manipulating [json][json]. 
 inspired by [yajl][yajl]
diff --git a/package.exs b/package.exs
index 6effdd7..600b923 100644
--- a/package.exs
+++ b/package.exs
@@ -4,7 +4,7 @@ use Mix.Project
   def project do
     [
       app: :jsx,
-      version: "2.0.4",
+      version: "2.1",
       description: "an erlang application for consuming, producing and manipulating json. inspired by yajl",
       package: package
     ]
diff --git a/src/jsx.app.src b/src/jsx.app.src
index 8eddb40..bdd83d2 100644
--- a/src/jsx.app.src
+++ b/src/jsx.app.src
@@ -1,7 +1,7 @@
 {application, jsx,
 [
     {description, "a streaming, evented json parsing toolkit"},
-    {vsn, "2.0.4"},
+    {vsn, "2.1"},
     {modules, [
         jsx,
         jsx_encoder,