diff --git a/src/Whipstaff.ReactiveUI/Whipstaff.ReactiveUI.csproj b/src/Whipstaff.ReactiveUI/Whipstaff.ReactiveUI.csproj
index 1b0980cd2..0e74b5c17 100644
--- a/src/Whipstaff.ReactiveUI/Whipstaff.ReactiveUI.csproj
+++ b/src/Whipstaff.ReactiveUI/Whipstaff.ReactiveUI.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="ReactiveUI" Version="18.4.26" />
+    <PackageReference Include="ReactiveUI" Version="18.4.34" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/src/Whipstaff.Wpf.Mahapps/Whipstaff.Wpf.Mahapps.csproj b/src/Whipstaff.Wpf.Mahapps/Whipstaff.Wpf.Mahapps.csproj
index 2e024d753..06079596b 100644
--- a/src/Whipstaff.Wpf.Mahapps/Whipstaff.Wpf.Mahapps.csproj
+++ b/src/Whipstaff.Wpf.Mahapps/Whipstaff.Wpf.Mahapps.csproj
@@ -7,7 +7,7 @@
   <ItemGroup>
     <PackageReference Include="MahApps.Metro" Version="2.4.9" />
     <PackageReference Include="MahApps.Metro.SimpleChildWindow" Version="2.2.1" />
-    <PackageReference Include="ReactiveUI.WPF" Version="18.4.26" />
+    <PackageReference Include="ReactiveUI.WPF" Version="18.4.34" />
   </ItemGroup>
 
 </Project>
diff --git a/src/Whipstaff.Wpf/Whipstaff.Wpf.csproj b/src/Whipstaff.Wpf/Whipstaff.Wpf.csproj
index f031d700c..7d5bd68c7 100644
--- a/src/Whipstaff.Wpf/Whipstaff.Wpf.csproj
+++ b/src/Whipstaff.Wpf/Whipstaff.Wpf.csproj
@@ -9,7 +9,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="6.0.3" />
     <PackageReference Include="PInvoke.User32" Version="0.7.124" />
-    <PackageReference Include="ReactiveUI.WPF" Version="18.4.26" />
+    <PackageReference Include="ReactiveUI.WPF" Version="18.4.34" />
     <PackageReference Include="ReactiveMarbles.ObservableEvents.SourceGenerator" Version="1.2.3" PrivateAssets="all" />
   </ItemGroup>