diff --git a/CHANGELOG.md b/CHANGELOG.md
index 483b6a2..42b3211 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,19 @@
 
 This document details the changes between each release.
 
+## [3.1.1]
+
+### Added
+* New section in the README that describes how to connect DMX via a transceiver
+  to a Teensy. See the new "Hardware connection" section under
+  "Technical notes".
+
+### Changed
+* Updated library description.
+
+### Fixed
+* Added some missing literals to `keywords.txt`.
+
 ## [3.1.0]
 
 ### Added
diff --git a/library.json b/library.json
index 47fd721..bbbd707 100644
--- a/library.json
+++ b/library.json
@@ -1,6 +1,6 @@
 {
   "name": "TeensyDMX",
-  "description": "A DMX library for the Teensy. This can both send and receive.",
+  "description": "A full-featured DMX library for Teensy 3 and Teensy LC. Features include error detection and tracking, variable packet sizes, variable transmission rates, and a synchronous mode for inserting and detecting specifically-ordered packets (for example, for SIP and RDM).",
   "keywords": "dmx, teensy",
   "authors": {
     "name": "Shawn Silverman",
@@ -11,7 +11,7 @@
     "type": "git",
     "url": "https://github.com/ssilverman/TeensyDMX"
   },
-  "version": "3.1.0",
+  "version": "3.1.1",
   "license": "BSD-3-Clause-Clear",
   "homepage": "https://github.com/ssilverman/TeensyDMX",
   "frameworks": "arduino",
diff --git a/library.properties b/library.properties
index 0832782..1d2dd73 100644
--- a/library.properties
+++ b/library.properties
@@ -1,9 +1,9 @@
 name=TeensyDMX
-version=3.1.0
+version=3.1.1
 author=Shawn Silverman <shawn@pobox.com>
 maintainer=Shawn Silverman <shawn@pobox.com>
-sentence=A DMX library for the Teensy.
-paragraph=This implements both receive and transmit functionality.
+sentence=A full-featured DMX library for Teensy 3 and Teensy LC.
+paragraph=Features include error detection and tracking, variable packet sizes, variable transmission rates, and a synchronous mode for inserting and detecting specifically-ordered packets (for example, for SIP and RDM).
 category=Communication
 url=https://github.com/ssilverman/TeensyDMX
 architectures=*