diff --git a/Source/Platibus.IntegrationTests/Platibus.IntegrationTests.csproj b/Source/Platibus.IntegrationTests/Platibus.IntegrationTests.csproj
index 83f4fb4c..066ed5d1 100644
--- a/Source/Platibus.IntegrationTests/Platibus.IntegrationTests.csproj
+++ b/Source/Platibus.IntegrationTests/Platibus.IntegrationTests.csproj
@@ -54,7 +54,7 @@
     <PackageReference Include="Microsoft.AspNetCore.Server.Kestrel" Version="1.1.3" />
     <PackageReference Include="Microsoft.AspNetCore.Server.IISIntegration" Version="1.1.3" />
     <PackageReference Include="Owin" Version="1.0" />
-    <PackageReference Include="Microsoft.Owin" Version="3.1.0" />
+    <PackageReference Include="Microsoft.Owin" Version="4.2.2" />
     <PackageReference Include="Microsoft.Owin.Diagnostics" Version="3.1.0" />
     <PackageReference Include="Microsoft.Owin.Host.HttpListener" Version="3.1.0" />
     <PackageReference Include="Microsoft.Owin.Hosting" Version="3.1.0" />
diff --git a/Source/Platibus.Owin/Platibus.Owin.csproj b/Source/Platibus.Owin/Platibus.Owin.csproj
index 353da3ba..4a7ddf6a 100644
--- a/Source/Platibus.Owin/Platibus.Owin.csproj
+++ b/Source/Platibus.Owin/Platibus.Owin.csproj
@@ -16,7 +16,7 @@
     <FileVersion>6.0.0.0</FileVersion>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.Owin" Version="3.1.0" />
+    <PackageReference Include="Microsoft.Owin" Version="4.2.2" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\Platibus\Platibus.csproj" />