diff --git a/Directory.Build.props b/Directory.Build.props
index 9127fe5..860c8bd 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -1,7 +1,7 @@
 <Project>
 
   <PropertyGroup>
-    <VersionPrefix>5.22.1</VersionPrefix>
+    <VersionPrefix>5.23.0</VersionPrefix>
     <PackageValidationBaselineVersion>5.21.0</PackageValidationBaselineVersion>
     <LangVersion>12.0</LangVersion>
     <Nullable>enable</Nullable>
diff --git a/ReleaseNotes.md b/ReleaseNotes.md
index 40a8279..bcab514 100644
--- a/ReleaseNotes.md
+++ b/ReleaseNotes.md
@@ -1,5 +1,9 @@
 # Release Notes
 
+## 5.23.0
+
+* Add `AppRunnerSettings.EnvironmentVariables` property: [#67](https://github.com/Faithlife/FaithlifeBuild/pull/67).
+
 ## 5.22.1
 
 * Update vulnerable NuGet dependencies.