diff --git a/ILSpy/ILSpy.csproj b/ILSpy/ILSpy.csproj
index 24ee6c072..5c606930f 100644
--- a/ILSpy/ILSpy.csproj
+++ b/ILSpy/ILSpy.csproj
@@ -52,7 +52,7 @@
     <PackageReference Include="OSVersionHelper" Version="1.1.24" />
     <PackageReference Include="DataGridExtensions" Version="2.5.5" />
     <PackageReference Include="Microsoft.Xaml.Behaviors.Wpf" Version="1.1.31" />
-    <PackageReference Include="TomsToolbox.Wpf.Styles" Version="2.6.0" />
+    <PackageReference Include="TomsToolbox.Wpf.Styles" Version="$(WpfStylesToolboxVersion)" />
     <PackageReference Include="System.Runtime.Loader" Version="4.3.0" />
   </ItemGroup>
 
diff --git a/SharpTreeView/ICSharpCode.TreeView.csproj b/SharpTreeView/ICSharpCode.TreeView.csproj
index 27671dbc7..5cec02258 100644
--- a/SharpTreeView/ICSharpCode.TreeView.csproj
+++ b/SharpTreeView/ICSharpCode.TreeView.csproj
@@ -23,8 +23,10 @@
     <DebugSymbols>true</DebugSymbols>
   </PropertyGroup>
 
+  <Import Project="..\packages.props" />
+
   <ItemGroup>
-    <PackageReference Include="TomsToolbox.Wpf.Styles" Version="2.6.0" />
+    <PackageReference Include="TomsToolbox.Wpf.Styles" Version="$(WpfStylesToolboxVersion)" />
   </ItemGroup>
 
 </Project>
diff --git a/packages.props b/packages.props
index 09a46897e..6f28c66f8 100644
--- a/packages.props
+++ b/packages.props
@@ -13,6 +13,7 @@
 		<RoslynVersion>3.11.0-1.final</RoslynVersion> <!-- Microsoft.CodeAnalysis.* -->
 		<MonoCecilVersion>0.11.4</MonoCecilVersion>
 		<AvalonEditVersion>6.1.1</AvalonEditVersion>
+		<WpfStylesToolboxVersion>2.6.1</WpfStylesToolboxVersion>
 		<NUnitVersion>3.13.2</NUnitVersion>
 		<NUnitAdapterVersion>4.0.0</NUnitAdapterVersion>
 		<MoqVersion>4.16.1</MoqVersion>