diff --git a/SimpleIdentityServer/src/Apis/SimpleIdServer/SimpleIdentityServer.AccountFilter.Basic.Client/SimpleIdentityServer.AccountFilter.Basic.Client.csproj b/SimpleIdentityServer/src/Apis/SimpleIdServer/SimpleIdentityServer.AccountFilter.Basic.Client/SimpleIdentityServer.AccountFilter.Basic.Client.csproj
index 3a7b65ab4..52652215e 100644
--- a/SimpleIdentityServer/src/Apis/SimpleIdServer/SimpleIdentityServer.AccountFilter.Basic.Client/SimpleIdentityServer.AccountFilter.Basic.Client.csproj
+++ b/SimpleIdentityServer/src/Apis/SimpleIdServer/SimpleIdentityServer.AccountFilter.Basic.Client/SimpleIdentityServer.AccountFilter.Basic.Client.csproj
@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="Microsoft.AspNetCore.Http.Features" Version="2.1.0" />
     <PackageReference Include="System.Security.Cryptography.OpenSsl" Version="4.4.0" />
   </ItemGroup>
diff --git a/SimpleIdentityServer/src/Apis/SimpleIdServer/SimpleIdentityServer.AccountFilter.Basic.Common/SimpleIdentityServer.AccountFilter.Basic.Common.csproj b/SimpleIdentityServer/src/Apis/SimpleIdServer/SimpleIdentityServer.AccountFilter.Basic.Common/SimpleIdentityServer.AccountFilter.Basic.Common.csproj
index e29ad7b5d..9ad8062aa 100644
--- a/SimpleIdentityServer/src/Apis/SimpleIdServer/SimpleIdentityServer.AccountFilter.Basic.Common/SimpleIdentityServer.AccountFilter.Basic.Common.csproj
+++ b/SimpleIdentityServer/src/Apis/SimpleIdServer/SimpleIdentityServer.AccountFilter.Basic.Common/SimpleIdentityServer.AccountFilter.Basic.Common.csproj
@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="Microsoft.AspNetCore.Http.Features" Version="2.1.0" />
     <PackageReference Include="System.Security.Cryptography.OpenSsl" Version="4.4.0" />
   </ItemGroup>