diff --git a/Taskfile.yml b/Taskfile.yml
index 933eeff18..0306ea674 100644
--- a/Taskfile.yml
+++ b/Taskfile.yml
@@ -38,7 +38,7 @@ tasks:
       - git submodule update --recursive
       - git config --local submodule.recurse true
       - kubectl --context=docker-desktop apply -f deployment/setup/namespace.yaml
-      - kubectl apply -f https://github.com/cert-manager/cert-manager/releases/download/v1.15.0/cert-manager.yaml
+      - kubectl --context=docker-desktop apply -f https://github.com/cert-manager/cert-manager/releases/download/v1.15.0/cert-manager.yaml
       - docker build -t local-dev-init data/
   setup-win:
     platforms: [ windows ]
diff --git a/backend/LexBoxApi/Services/EmailService.cs b/backend/LexBoxApi/Services/EmailService.cs
index d73353b11..0e5669066 100644
--- a/backend/LexBoxApi/Services/EmailService.cs
+++ b/backend/LexBoxApi/Services/EmailService.cs
@@ -293,7 +293,7 @@ private string MakeLoginRedirectUrl(string jwt, string? returnTo)
     {
         ArgumentException.ThrowIfNullOrEmpty(jwt);
         ArgumentException.ThrowIfNullOrEmpty(returnTo);
-        if (new Uri(returnTo).IsAbsoluteUri) throw new ArgumentException($"returnTo must be relative, was: {returnTo}", nameof(returnTo));
+        if (new Uri(returnTo, UriKind.RelativeOrAbsolute).IsAbsoluteUri) throw new ArgumentException($"returnTo must be relative, was: {returnTo}", nameof(returnTo));
         var httpContext = httpContextAccessor.HttpContext;
         ArgumentNullException.ThrowIfNull(httpContext);
         var loginRedirect = _linkGenerator.GetUriByAction(httpContext,