diff --git a/journal/models/common.py b/journal/models/common.py
index 5704f5f0..b527b878 100644
--- a/journal/models/common.py
+++ b/journal/models/common.py
@@ -241,7 +241,7 @@ class Content(Piece):
     remote_id = models.CharField(max_length=200, null=True, default=None)
 
     def __str__(self):
-        return f"{self.uuid}@{self.item}"
+        return f"{self.__class__.__name__}:{self.uuid}@{self.item}"
 
     class Meta:
         abstract = True
diff --git a/journal/models/itemlist.py b/journal/models/itemlist.py
index f06c00a7..d46d4128 100644
--- a/journal/models/itemlist.py
+++ b/journal/models/itemlist.py
@@ -164,4 +164,4 @@ class ListMember(Piece):
         abstract = True
 
     def __str__(self):
-        return f"{self.id}:{self.position} ({self.item})"
+        return f"{self.__class__.__name__}:{self.id}@{self.position}:{self.item}"
diff --git a/journal/models/shelf.py b/journal/models/shelf.py
index 94e5cd92..b8c796be 100644
--- a/journal/models/shelf.py
+++ b/journal/models/shelf.py
@@ -193,7 +193,7 @@ class ShelfLogEntry(models.Model):
         ]
 
     def __str__(self):
-        return f"{self.owner}:{self.shelf_type}:{self.item.uuid}:{self.timestamp}"
+        return f"LOG:{self.owner}:{self.shelf_type}:{self.item.uuid}:{self.timestamp}"
 
     @property
     def action_label(self):
diff --git a/users/management/commands/fix_profile.py b/users/management/commands/fix_profile.py
deleted file mode 100644
index d8d8203c..00000000
--- a/users/management/commands/fix_profile.py
+++ /dev/null
@@ -1,30 +0,0 @@
-from django.conf import settings
-from django.core.management.base import BaseCommand
-from loguru import logger
-from tqdm import tqdm
-
-from takahe.utils import Takahe
-from users.models import APIdentity, User
-
-
-class Command(BaseCommand):
-    help = "Manage import tasks"
-
-    def add_arguments(self, parser):
-        parser.add_argument(
-            "--reset",
-            action="store_true",
-        )
-
-    def handle(self, *args, **options):
-        count = 0
-        for identity in tqdm(APIdentity.objects.filter(local=True)):
-            if (
-                identity.is_active
-                and not identity.takahe_identity.profile_uri.startswith("http")
-            ):
-                identity.takahe_identity.profile_uri = identity.user.absolute_url
-                identity.takahe_identity.save(update_fields=["profile_uri"])
-                Takahe.update_state(identity.takahe_identity, "edited")
-                count += 1
-        self.stdout.write(self.style.SUCCESS(f"{count} user(s) fixed"))
diff --git a/users/models/user.py b/users/models/user.py
index 12a0be9c..aebb28f2 100644
--- a/users/models/user.py
+++ b/users/models/user.py
@@ -207,7 +207,7 @@ class User(AbstractUser):
         return settings.SITE_INFO["site_url"] + self.url
 
     def __str__(self):
-        return f'{self.pk}:{self.username or ""}:{self.mastodon_acct}'
+        return f'USER:{self.pk}:{self.username or "<missing>"}:{self.mastodon_acct or self.email}'
 
     @property
     def registration_complete(self):