diff --git a/Moriyama.AzureSearch.Umbraco/packages.config b/Moriyama.AzureSearch.Umbraco/packages.config
index 96c1bd4..49e46da 100644
--- a/Moriyama.AzureSearch.Umbraco/packages.config
+++ b/Moriyama.AzureSearch.Umbraco/packages.config
@@ -36,7 +36,7 @@
   <package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="1.0.0" targetFramework="net452" />
   <package id="Microsoft.IO.RecyclableMemoryStream" version="1.2.2" targetFramework="net452" />
   <package id="Microsoft.Net.Compilers" version="1.0.0" targetFramework="net452" developmentDependency="true" />
-  <package id="Microsoft.Owin" version="3.1.0" targetFramework="net452" />
+  <package id="Microsoft.Owin" version="4.2.2" targetFramework="net452" />
   <package id="Microsoft.Owin.Host.SystemWeb" version="3.1.0" targetFramework="net452" />
   <package id="Microsoft.Owin.Security" version="3.1.0" targetFramework="net452" />
   <package id="Microsoft.Owin.Security.Cookies" version="3.1.0" targetFramework="net452" />