diff --git a/README.md b/README.md
index 5d234c8..e2f966f 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@ Features
 * Supports internal time and date based rotation, as well as external rotation tools
 * Syslog style log level comparison flags
 * Colored terminal output (requires R16+)
+* Map support (requires 17+)
 
 Usage
 -----
diff --git a/src/lager.app.src b/src/lager.app.src
index 3b10a48..74e1cd6 100644
--- a/src/lager.app.src
+++ b/src/lager.app.src
@@ -3,7 +3,7 @@
 {application, lager,
  [
   {description, "Erlang logging framework"},
-  {vsn, "2.0.3"},
+  {vsn, "2.1.0"},
   {modules, []},
   {applications, [
                   kernel,