diff --git a/LetsEncryptManager.Core/LetsEncryptManager.Core.csproj b/LetsEncryptManager.Core/LetsEncryptManager.Core.csproj
index a2c9102..4b6ca8b 100644
--- a/LetsEncryptManager.Core/LetsEncryptManager.Core.csproj
+++ b/LetsEncryptManager.Core/LetsEncryptManager.Core.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
@@ -11,7 +11,7 @@
     <PackageReference Include="Azure.Data.AppConfiguration" Version="1.2.0" />
     <PackageReference Include="Azure.Identity" Version="1.5.0" />
     <PackageReference Include="Azure.Security.KeyVault.Secrets" Version="4.2.0" />
-    <PackageReference Include="Azure.Security.KeyVault.Certificates" Version="4.2.0" />
+    <PackageReference Include="Azure.Security.KeyVault.Certificates" Version="4.5.1" />
     <PackageReference Include="Azure.Storage.Blobs" Version="12.10.0" />
     <PackageReference Include="Microsoft.Azure.Management.Dns" Version="3.0.1" />
     <PackageReference Include="Microsoft.Azure.Management.ResourceManager.Fluent" Version="1.38.0" />