diff --git a/tildes/tildes/json.py b/tildes/tildes/json.py
index 7ec8a0b..7e0101b 100644
--- a/tildes/tildes/json.py
+++ b/tildes/tildes/json.py
@@ -11,7 +11,7 @@ from tildes.models import DatabaseModel
 from tildes.models.group import Group
 from tildes.models.topic import Topic
 from tildes.models.user import User
-from tildes.schemas.context import TildesSchemaContext, TildesContext
+from tildes.schemas.context import TildesSchemaContext, TildesSchemaContextDict
 
 
 def serialize_model(model_item: DatabaseModel, request: Request) -> dict:
@@ -26,7 +26,7 @@ def serialize_model(model_item: DatabaseModel, request: Request) -> dict:
 
 def serialize_topic(topic: Topic, request: Request) -> dict:
     """Return serializable data for a Topic."""
-    context: TildesContext = {}
+    context: TildesSchemaContextDict = {}
     if not request.has_permission("view_author", topic):
         context["hide_username"] = True
 
diff --git a/tildes/tildes/resources/group.py b/tildes/tildes/resources/group.py
index 5a4d8f6..e39447b 100644
--- a/tildes/tildes/resources/group.py
+++ b/tildes/tildes/resources/group.py
@@ -10,14 +10,14 @@ from sqlalchemy_utils import Ltree
 
 from tildes.models.group import Group, GroupWikiPage
 from tildes.resources import get_resource
-from tildes.schemas.context import TildesSchemaContext, TildesContext
+from tildes.schemas.context import TildesSchemaContext, TildesSchemaContextDict
 from tildes.schemas.group import GroupSchema
 from tildes.views.decorators import use_kwargs
 
 
 @use_kwargs(
     GroupSchema(only=("path",)),
-    context=TildesSchemaContext(TildesContext(fix_path_capitalization=True)),
+    context=TildesSchemaContext(TildesSchemaContextDict(fix_path_capitalization=True)),
     location="matchdict",
 )
 def group_by_path(request: Request, path: str) -> Group:
diff --git a/tildes/tildes/schemas/context.py b/tildes/tildes/schemas/context.py
index 495d900..1064486 100644
--- a/tildes/tildes/schemas/context.py
+++ b/tildes/tildes/schemas/context.py
@@ -7,7 +7,7 @@ import typing
 from marshmallow.experimental.context import Context
 
 
-class TildesContext(typing.TypedDict, total=False):
+class TildesSchemaContextDict(typing.TypedDict, total=False):
     """Context for Tildes Marshmallow schemas.
 
     For convenience, we use one unified class instead of one per schema,
@@ -27,4 +27,4 @@ class TildesContext(typing.TypedDict, total=False):
     fix_path_capitalization: bool
 
 
-TildesSchemaContext = Context[TildesContext]
+TildesSchemaContext = Context[TildesSchemaContextDict]
diff --git a/tildes/tildes/schemas/group.py b/tildes/tildes/schemas/group.py
index 0bd674e..cecfd91 100644
--- a/tildes/tildes/schemas/group.py
+++ b/tildes/tildes/schemas/group.py
@@ -12,7 +12,7 @@ from marshmallow.exceptions import ValidationError
 from marshmallow.fields import DateTime
 from marshmallow.types import UnknownOption
 
-from tildes.schemas.context import TildesSchemaContext, TildesContext
+from tildes.schemas.context import TildesSchemaContext, TildesSchemaContextDict
 from tildes.schemas.fields import Ltree, Markdown, SimpleString
 
 
@@ -48,7 +48,7 @@ class GroupSchema(Schema):
     ) -> dict:
         """Prepare the path value before it's validated."""
         # pylint: disable=unused-argument
-        if not TildesSchemaContext.get(default=TildesContext()).get(
+        if not TildesSchemaContext.get(default=TildesSchemaContextDict()).get(
             "fix_path_capitalization"
         ):
             return data
diff --git a/tildes/tildes/schemas/user.py b/tildes/tildes/schemas/user.py
index b1ca227..31bdc6f 100644
--- a/tildes/tildes/schemas/user.py
+++ b/tildes/tildes/schemas/user.py
@@ -13,7 +13,7 @@ from marshmallow.types import UnknownOption
 from marshmallow.validate import Length, Regexp
 
 from tildes.lib.password import is_breached_password
-from tildes.schemas.context import TildesSchemaContext, TildesContext
+from tildes.schemas.context import TildesSchemaContext, TildesSchemaContextDict
 from tildes.schemas.fields import Markdown
 
 
@@ -65,7 +65,9 @@ class UserSchema(Schema):
     def anonymize_username(self, data: dict, many: bool) -> dict:
         """Hide the username if the dumping context specifies to do so."""
         # pylint: disable=unused-argument
-        if not TildesSchemaContext.get(default=TildesContext()).get("hide_username"):
+        if not TildesSchemaContext.get(default=TildesSchemaContextDict()).get(
+            "hide_username"
+        ):
             return data
 
         if "username" not in data:
@@ -104,7 +106,7 @@ class UserSchema(Schema):
         Requires check_breached_passwords be True in the schema's context.
         """
         # pylint: disable=unused-argument
-        if not TildesSchemaContext.get(default=TildesContext()).get(
+        if not TildesSchemaContext.get(default=TildesSchemaContextDict()).get(
             "check_breached_passwords"
         ):
             return
@@ -124,7 +126,7 @@ class UserSchema(Schema):
         Requires username_trim_whitespace be True in the schema's context.
         """
         # pylint: disable=unused-argument
-        if not TildesSchemaContext.get(default=TildesContext()).get(
+        if not TildesSchemaContext.get(default=TildesSchemaContextDict()).get(
             "username_trim_whitespace"
         ):
             return data
diff --git a/tildes/tildes/views/api/web/user.py b/tildes/tildes/views/api/web/user.py
index a16a91a..c5aa2ee 100644
--- a/tildes/tildes/views/api/web/user.py
+++ b/tildes/tildes/views/api/web/user.py
@@ -23,7 +23,7 @@ from tildes.lib.datetime import SimpleHoursPeriod
 from tildes.lib.string import separate_string
 from tildes.models.log import Log
 from tildes.models.user import User, UserInviteCode
-from tildes.schemas.context import TildesSchemaContext, TildesContext
+from tildes.schemas.context import TildesSchemaContext, TildesSchemaContextDict
 from tildes.schemas.fields import Enum, ShortTimePeriod
 from tildes.schemas.topic import TopicSchema
 from tildes.schemas.user import UserSchema
@@ -55,7 +55,7 @@ def patch_change_password(
     user = request.context
 
     # enable checking the new password against the breached-passwords list
-    context: TildesContext = {"check_breached_passwords": True}
+    context: TildesSchemaContextDict = {"check_breached_passwords": True}
 
     if new_password != new_password_confirm:
         raise HTTPUnprocessableEntity("New password and confirmation do not match.")
diff --git a/tildes/tildes/views/decorators.py b/tildes/tildes/views/decorators.py
index f79f2a1..bd4d880 100644
--- a/tildes/tildes/views/decorators.py
+++ b/tildes/tildes/views/decorators.py
@@ -15,7 +15,7 @@ from pyramid.request import Request
 from pyramid.view import view_config
 from webargs import pyramidparser
 
-from tildes.schemas.context import TildesSchemaContext, TildesContext
+from tildes.schemas.context import TildesSchemaContext, TildesSchemaContextDict
 
 
 def use_kwargs(
@@ -35,7 +35,7 @@ def use_kwargs(
     almost always is, especially because of Intercooler).
     """
     if context is None:
-        context = TildesSchemaContext(TildesContext())
+        context = TildesSchemaContext(TildesSchemaContextDict())
 
     with context:
         # convert a dict argmap to a Schema (the same way webargs would on its own)
diff --git a/tildes/tildes/views/login.py b/tildes/tildes/views/login.py
index ba42336..e7ce532 100644
--- a/tildes/tildes/views/login.py
+++ b/tildes/tildes/views/login.py
@@ -19,7 +19,7 @@ from tildes.enums import LogEventType
 from tildes.metrics import incr_counter
 from tildes.models.log import Log
 from tildes.models.user import User
-from tildes.schemas.context import TildesSchemaContext, TildesContext
+from tildes.schemas.context import TildesSchemaContext, TildesSchemaContextDict
 from tildes.schemas.user import UserSchema
 from tildes.views.decorators import not_logged_in, rate_limit_view, use_kwargs
 
@@ -62,7 +62,7 @@ def finish_login(request: Request, user: User, redirect_url: str) -> HTTPFound:
 )
 @use_kwargs(
     UserSchema(only=("username", "password")),
-    context=TildesSchemaContext(TildesContext(username_trim_whitespace=True)),
+    context=TildesSchemaContext(TildesSchemaContextDict(username_trim_whitespace=True)),
     location="form",
 )
 @use_kwargs({"from_url": String(load_default="")}, location="form")
diff --git a/tildes/tildes/views/register.py b/tildes/tildes/views/register.py
index 527da50..d1d4e3b 100644
--- a/tildes/tildes/views/register.py
+++ b/tildes/tildes/views/register.py
@@ -15,7 +15,7 @@ from tildes.metrics import incr_counter
 from tildes.models.group import Group, GroupSubscription
 from tildes.models.log import Log
 from tildes.models.user import User, UserInviteCode
-from tildes.schemas.context import TildesSchemaContext, TildesContext
+from tildes.schemas.context import TildesSchemaContext, TildesSchemaContextDict
 from tildes.schemas.user import UserSchema
 from tildes.views.decorators import not_logged_in, rate_limit_view, use_kwargs
 
@@ -36,7 +36,7 @@ def get_register(request: Request, code: str) -> dict:
 )
 @use_kwargs(
     UserSchema(only=("username", "password")),
-    context=TildesSchemaContext(TildesContext(check_breached_passwords=True)),
+    context=TildesSchemaContext(TildesSchemaContextDict(check_breached_passwords=True)),
     location="form",
 )
 @use_kwargs(
diff --git a/tildes/tildes/views/settings.py b/tildes/tildes/views/settings.py
index 42e0cdd..280e446 100644
--- a/tildes/tildes/views/settings.py
+++ b/tildes/tildes/views/settings.py
@@ -22,7 +22,7 @@ from tildes.models.comment import Comment, CommentLabel, CommentTree
 from tildes.models.group import Group
 from tildes.models.topic import Topic
 from tildes.models.user import User
-from tildes.schemas.context import TildesContext, TildesSchemaContext
+from tildes.schemas.context import TildesSchemaContextDict, TildesSchemaContext
 from tildes.schemas.user import (
     BIO_MAX_LENGTH,
     EMAIL_ADDRESS_NOTE_MAX_LENGTH,
@@ -152,7 +152,7 @@ def post_settings_password_change(
 ) -> Response:
     """Change the logged-in user's password."""
     # enable checking the new password against the breached-passwords list
-    context: TildesContext = {"check_breached_passwords": True}
+    context: TildesSchemaContextDict = {"check_breached_passwords": True}
 
     if new_password != new_password_confirm:
         raise HTTPUnprocessableEntity("New password and confirmation do not match.")