diff --git a/CHANGELOG.md b/CHANGELOG.md
index 49e997a3..12af0abd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 All notable changes to the LaunchDarkly Python SDK will be documented in this file. This project adheres to [Semantic Versioning](http://semver.org).
 
+## [2.1.3] - 2017-04-05
+### Fixed
+- Uncaught exception `NSInvalidArgumentException` in `performEventRequest`
+
 ## [2.1.2] - 2017-03-20
 ### Added
 - Backoff with jitter for connection establishment of eventsource
diff --git a/Darkly/DarklyConstants.m b/Darkly/DarklyConstants.m
index 43833484..96d3416b 100644
--- a/Darkly/DarklyConstants.m
+++ b/Darkly/DarklyConstants.m
@@ -4,7 +4,7 @@
 
 #import "DarklyConstants.h"
 
-NSString * const kClientVersion = @"2.1.2";
+NSString * const kClientVersion = @"2.1.3";
 NSString * const kBaseUrl = @"https://app.launchdarkly.com";
 NSString * const kEventsUrl = @"https://mobile.launchdarkly.com";
 NSString * const kStreamUrl = @"https://stream.launchdarkly.com/mping";
diff --git a/LaunchDarkly.podspec b/LaunchDarkly.podspec
index f6f2371c..ab3e9246 100644
--- a/LaunchDarkly.podspec
+++ b/LaunchDarkly.podspec
@@ -16,7 +16,7 @@ Pod::Spec.new do |s|
   #
 
   s.name         = "LaunchDarkly"
-  s.version      = "2.1.2"
+  s.version      = "2.1.3"
   s.summary      = "iOS SDK for LaunchDarkly"
 
   s.description  = <<-DESC
@@ -74,7 +74,7 @@ Pod::Spec.new do |s|
   #  Supports git, hg, bzr, svn and HTTP.
   #
 
-  s.source       = { :git => "https://github.com/launchdarkly/ios-client.git", :tag => "2.1.2" }
+  s.source       = { :git => "https://github.com/launchdarkly/ios-client.git", :tag => "2.1.3" }
 
 
   # ――― Source Code ―――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――― #