diff --git a/Configuration.DockerSecrets.Example/Configuration.DockerSecrets.Example.csproj b/Configuration.DockerSecrets.Example/Configuration.DockerSecrets.Example.csproj
old mode 100755
new mode 100644
index 9f5f935..239c453
--- a/Configuration.DockerSecrets.Example/Configuration.DockerSecrets.Example.csproj
+++ b/Configuration.DockerSecrets.Example/Configuration.DockerSecrets.Example.csproj
@@ -10,7 +10,7 @@
   <ItemGroup>
     <PackageReference Include="Nancy" Version="2.0.0-clinteastwood"/>
     <PackageReference Include="Microsoft.AspNetCore.Hosting" Version="1.1.2"/>
-    <PackageReference Include="Microsoft.AspNetCore.Owin" Version="1.1.2"/>
+    <PackageReference Include="Microsoft.AspNetCore.Owin" Version="3.1.8"/>
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="1.1.2"/>
     <PackageReference Include="Microsoft.Extensions.Configuration.CommandLine" Version="1.1.2"/>
     <PackageReference Include="Microsoft.Extensions.Configuration.FileExtensions" Version="1.1.2"/>