diff --git a/src/Squidex.Domain.Apps.Read/Squidex.Domain.Apps.Read.csproj b/src/Squidex.Domain.Apps.Read/Squidex.Domain.Apps.Read.csproj
index 17670622a7..a83ff932dd 100644
--- a/src/Squidex.Domain.Apps.Read/Squidex.Domain.Apps.Read.csproj
+++ b/src/Squidex.Domain.Apps.Read/Squidex.Domain.Apps.Read.csproj
@@ -18,7 +18,7 @@
     <PackageReference Include="NodaTime" Version="2.2.1" />
     <PackageReference Include="RefactoringEssentials" Version="5.2.0" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.0.2" />
-    <PackageReference Include="System.Threading.Tasks.Dataflow" Version="4.8.0" />
+    <PackageReference Include="System.Threading.Tasks.Dataflow" Version="4.11.1" />
     <PackageReference Include="System.ValueTuple" Version="4.4.0" />
   </ItemGroup>
   <PropertyGroup>
diff --git a/src/Squidex.Infrastructure/Squidex.Infrastructure.csproj b/src/Squidex.Infrastructure/Squidex.Infrastructure.csproj
index c338c98658..4b4c50c3e7 100644
--- a/src/Squidex.Infrastructure/Squidex.Infrastructure.csproj
+++ b/src/Squidex.Infrastructure/Squidex.Infrastructure.csproj
@@ -19,7 +19,7 @@
     <PackageReference Include="System.Reactive" Version="3.1.1" />
     <PackageReference Include="System.Reflection.TypeExtensions" Version="4.4.0" />
     <PackageReference Include="System.Security.Claims" Version="4.3.0" />
-    <PackageReference Include="System.Threading.Tasks.Dataflow" Version="4.8.0" />
+    <PackageReference Include="System.Threading.Tasks.Dataflow" Version="4.11.1" />
     <PackageReference Include="System.ValueTuple" Version="4.4.0" />
   </ItemGroup>
   <PropertyGroup>