diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5adbe94..805e241 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+## [8.3.1] - 2019-04-05
+### Changed
+ - Fixed FormatException when parsing some JSON DateTimes
+
 ## [8.3.0] - 2019-01-25
 ### Added
  - Added SimplSharpProMono to eRuntimeEnvironment enum
diff --git a/ICD.Common.Utils/Properties/AssemblyInfo.cs b/ICD.Common.Utils/Properties/AssemblyInfo.cs
index 6df4043..a70fc82 100644
--- a/ICD.Common.Utils/Properties/AssemblyInfo.cs
+++ b/ICD.Common.Utils/Properties/AssemblyInfo.cs
@@ -3,5 +3,5 @@ using System.Reflection;
 [assembly: AssemblyTitle("ICD.Common.Utils")]
 [assembly: AssemblyCompany("ICD Systems")]
 [assembly: AssemblyProduct("ICD.Common.Utils")]
-[assembly: AssemblyCopyright("Copyright © ICD Systems 2018")]
-[assembly: AssemblyVersion("8.3.0.0")]
+[assembly: AssemblyCopyright("Copyright © ICD Systems 2019")]
+[assembly: AssemblyVersion("8.3.1.0")]