diff --git a/.github/workflows/ci-build.yml b/.github/workflows/ci-build.yml
index 870d26d2f3..c48be092fb 100644
--- a/.github/workflows/ci-build.yml
+++ b/.github/workflows/ci-build.yml
@@ -20,6 +20,6 @@ jobs:
     with:
       configuration: Release
       productNamespacePrefix: "ReactiveUI"
-      useVisualStudioPreview: true
+      useVisualStudioPreview: false
       useMauiCheckDotNetTool: false
       solutionFile: "reactiveui.sln"
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 631d007dcc..6fd4bd8ac6 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -15,7 +15,7 @@ jobs:
     with:
       configuration: Release
       productNamespacePrefix: "ReactiveUI"
-      useVisualStudioPreview: true
+      useVisualStudioPreview: false
       useMauiCheckDotNetTool: false
       solutionFile: "reactiveui.sln"
     secrets:
diff --git a/src/Directory.build.props b/src/Directory.build.props
index 2e8e79f68b..8c09d8397d 100644
--- a/src/Directory.build.props
+++ b/src/Directory.build.props
@@ -43,7 +43,7 @@
   </PropertyGroup>
 
   <ItemGroup Condition="$(IsTestProject)">
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.3.2" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.4.0" />
     <PackageReference Include="xunit" Version="2.4.2" />
     <PackageReference Include="xunit.runner.console" Version="2.4.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5" />
@@ -52,7 +52,7 @@
     <PackageReference Include="Microsoft.Reactive.Testing" Version="5.0.0" />
     <PackageReference Include="PublicApiGenerator" Version="10.3.0" />
     <PackageReference Include="coverlet.msbuild" Version="3.2.0" PrivateAssets="All" />
-    <PackageReference Include="Verify.Xunit" Version="18.3.0" />
+    <PackageReference Include="Verify.Xunit" Version="19.1.0" />
   </ItemGroup>
   
   <ItemGroup Condition="'$(IsTestProject)' != 'true'">
diff --git a/src/ReactiveUI.AndroidSupport/ReactiveUI.AndroidSupport.csproj b/src/ReactiveUI.AndroidSupport/ReactiveUI.AndroidSupport.csproj
index f86494ca2c..fd4725c595 100644
--- a/src/ReactiveUI.AndroidSupport/ReactiveUI.AndroidSupport.csproj
+++ b/src/ReactiveUI.AndroidSupport/ReactiveUI.AndroidSupport.csproj
@@ -1,7 +1,7 @@
-<Project Sdk="MSBuild.Sdk.Extras">
+<Project Sdk="MSBuild.Sdk.Extras">
 
   <PropertyGroup>
-    <TargetFrameworks>MonoAndroid11.0;MonoAndroid12.0</TargetFrameworks>
+    <TargetFrameworks>MonoAndroid11.0;MonoAndroid12.1</TargetFrameworks>
     <PackageDescription>Provides ReactiveUI extensions for the Android Support Library</PackageDescription>
     <PackageId>ReactiveUI.AndroidSupport</PackageId>
     <PackageTags>mvvm;reactiveui;rx;reactive extensions;observable;LINQ;events;frp;xamarin;android;forms;monodroid;monotouch;xamarin.android;net;</PackageTags>
diff --git a/src/ReactiveUI.AndroidX/ReactiveUI.AndroidX.csproj b/src/ReactiveUI.AndroidX/ReactiveUI.AndroidX.csproj
index 4d38c1695a..cc444dc3ba 100644
--- a/src/ReactiveUI.AndroidX/ReactiveUI.AndroidX.csproj
+++ b/src/ReactiveUI.AndroidX/ReactiveUI.AndroidX.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="MSBuild.Sdk.Extras">
 
   <PropertyGroup>
-    <TargetFrameworks>MonoAndroid11.0;MonoAndroid12.0</TargetFrameworks>
+    <TargetFrameworks>MonoAndroid11.0;MonoAndroid12.1</TargetFrameworks>
     <PackageDescription>Provides ReactiveUI extensions for the AndroidX Library</PackageDescription>
     <PackageId>ReactiveUI.AndroidX</PackageId>
     <PackageTags>mvvm;reactiveui;rx;reactive extensions;observable;LINQ;events;frp;xamarin;android;forms;monodroid;monotouch;xamarin.android;net;</PackageTags>
diff --git a/src/ReactiveUI.Drawing/ReactiveUI.Drawing.csproj b/src/ReactiveUI.Drawing/ReactiveUI.Drawing.csproj
index ad0e8afe68..b8262895ca 100644
--- a/src/ReactiveUI.Drawing/ReactiveUI.Drawing.csproj
+++ b/src/ReactiveUI.Drawing/ReactiveUI.Drawing.csproj
@@ -1,6 +1,6 @@
-<Project Sdk="MSBuild.Sdk.Extras">
+<Project Sdk="MSBuild.Sdk.Extras">
   <PropertyGroup>
-    <TargetFrameworks>MonoAndroid11.0;MonoAndroid12.0;Xamarin.iOS10;Xamarin.Mac20;Xamarin.TVOS10;tizen40;netstandard2.0;net6.0-android;net6.0-ios;net6.0-tvos;net6.0-macos;net6.0-maccatalyst</TargetFrameworks>
+    <TargetFrameworks>MonoAndroid11.0;MonoAndroid12.1;Xamarin.iOS10;Xamarin.Mac20;Xamarin.TVOS10;tizen40;netstandard2.0;net6.0-android;net6.0-ios;net6.0-tvos;net6.0-macos;net6.0-maccatalyst</TargetFrameworks>
     <TargetFrameworks Condition=" '$(OS)' == 'Windows_NT' ">$(TargetFrameworks);net472;uap10.0.16299;net6.0-windows10.0.19041</TargetFrameworks>
     <AssemblyName>ReactiveUI.Drawing</AssemblyName>
     <RootNamespace>ReactiveUI.Drawing</RootNamespace>
diff --git a/src/ReactiveUI.Fody.Analyzer/ReactiveUI.Fody.Analyzer.csproj b/src/ReactiveUI.Fody.Analyzer/ReactiveUI.Fody.Analyzer.csproj
index ef705cf91e..bffe2619d2 100644
--- a/src/ReactiveUI.Fody.Analyzer/ReactiveUI.Fody.Analyzer.csproj
+++ b/src/ReactiveUI.Fody.Analyzer/ReactiveUI.Fody.Analyzer.csproj
@@ -11,7 +11,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.3" PrivateAssets="all" />
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="3.11.0" PrivateAssets="all" />
-    <PackageReference Include="System.Collections.Immutable" Version="6.0.0" />
+    <PackageReference Include="System.Collections.Immutable" Version="7.0.0" />
   </ItemGroup>
 
 </Project>
diff --git a/src/ReactiveUI.sln b/src/ReactiveUI.sln
index 6014745b8b..d384b6e1d1 100644
--- a/src/ReactiveUI.sln
+++ b/src/ReactiveUI.sln
@@ -10,6 +10,7 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution
 		Directory.build.targets = Directory.build.targets
 		global.json = global.json
 		stylecop.json = stylecop.json
+		..\version.json = ..\version.json
 	EndProjectSection
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ReactiveUI", "ReactiveUI\ReactiveUI.csproj", "{464CB812-F99F-401B-BE4C-E8F0515CD19D}"
diff --git a/src/ReactiveUI/ReactiveUI.csproj b/src/ReactiveUI/ReactiveUI.csproj
index 2f3de7b8b2..b3088dc184 100644
--- a/src/ReactiveUI/ReactiveUI.csproj
+++ b/src/ReactiveUI/ReactiveUI.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="MSBuild.Sdk.Extras">
   <PropertyGroup>
-    <TargetFrameworks>netstandard2.0;Xamarin.iOS10;Xamarin.Mac20;Xamarin.TVOS10;MonoAndroid11.0;MonoAndroid12.0;tizen40;net6.0;net6.0-android;net6.0-ios;net6.0-tvos;net6.0-macos;net6.0-maccatalyst</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;Xamarin.iOS10;Xamarin.Mac20;Xamarin.TVOS10;MonoAndroid11.0;MonoAndroid12.1;tizen40;net6.0;net6.0-android;net6.0-ios;net6.0-tvos;net6.0-macos;net6.0-maccatalyst</TargetFrameworks>
     <TargetFrameworks Condition=" '$(OS)' == 'Windows_NT' ">$(TargetFrameworks);net462;net472;uap10.0.16299</TargetFrameworks>
     <AssemblyName>ReactiveUI</AssemblyName>
     <RootNamespace>ReactiveUI</RootNamespace>
diff --git a/version.json b/version.json
index b46c504358..bafb151c0b 100644
--- a/version.json
+++ b/version.json
@@ -1,6 +1,6 @@
 {
   "$schema": "https://raw.githubusercontent.com/dotnet/Nerdbank.GitVersioning/master/src/NerdBank.GitVersioning/version.schema.json",
-  "version": "18.3",
+  "version": "18.4",
   "publicReleaseRefSpec": [
     "^refs/heads/master$", // we release out of master
     "^refs/heads/main$",