diff --git a/routers/api/v1/activitypub/person.go b/routers/api/v1/activitypub/person.go
index 995a148f0b..10043fcbe1 100644
--- a/routers/api/v1/activitypub/person.go
+++ b/routers/api/v1/activitypub/person.go
@@ -8,6 +8,7 @@ import (
 	"net/http"
 	"strings"
 
+	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/activitypub"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/setting"
@@ -36,6 +37,14 @@ func Person(ctx *context.APIContext) {
 
 	// TODO: the setting.AppURL during the test doesn't follow the definition: "It always has a '/' suffix"
 	link := fmt.Sprintf("%s/api/v1/activitypub/user-id/%d", strings.TrimSuffix(setting.AppURL, "/"), ctx.ContextUser.ID)
+
+	// Fake 404 Error when user visiblity is private/limited
+	if ctx.ContextUser.Visibility.IsPrivate() || ctx.ContextUser.Visibility.IsLimited() {
+		// ctx.Error(status, title, obj)
+		ctx.Error(http.StatusNotFound, "", user_model.ErrUserNotExist{UID: ctx.ContextUser.ID}.Error())
+		return
+	}
+
 	person := ap.PersonNew(ap.IRI(link))
 
 	person.Name = ap.NaturalLanguageValuesNew()