diff --git a/stubs/peewee/METADATA.toml b/stubs/peewee/METADATA.toml
index 391b04704b37..c273586ad9dc 100644
--- a/stubs/peewee/METADATA.toml
+++ b/stubs/peewee/METADATA.toml
@@ -1,4 +1,4 @@
-version = "4.2.6"
+version = "4.3.0"
 upstream-repository = "https://github.com/coleifer/peewee"
 # We're not providing stubs for all playhouse modules right now
 # https://github.com/python/typeshed/pull/11731#issuecomment-2065729058
diff --git a/stubs/peewee/peewee.pyi b/stubs/peewee/peewee.pyi
index fbd003f762df..df34d586f5bb 100644
--- a/stubs/peewee/peewee.pyi
+++ b/stubs/peewee/peewee.pyi
@@ -74,6 +74,10 @@ SCOPE_COLUMN: Final = 16
 CSQ_PARENTHESES_NEVER: Final = 0
 CSQ_PARENTHESES_ALWAYS: Final = 1
 CSQ_PARENTHESES_UNNESTED: Final = 2
+CSQ_PARENTHESES_GROUPED: Final = 3
+CSQ_FLAT: Final = 0
+CSQ_PARENS: Final = 1
+CSQ_WRAP: Final = 2
 SNAKE_CASE_STEP1: Final[re.Pattern[str]]
 SNAKE_CASE_STEP2: Final[re.Pattern[str]]
 IDENTIFIER_RE: Final[re.Pattern[str]]
@@ -946,7 +950,6 @@ class SqliteDatabase(Database):
     def unload_extension(self, extension) -> None: ...
     def attach(self, filename, name) -> bool: ...
     def detach(self, name) -> bool: ...
-    def last_insert_id(self, cursor, query_type=None): ...
     def begin(self, lock_type=None) -> None: ...
     def get_tables(self, schema: str | None = None) -> list[str]: ...
     def get_views(self, schema: str | None = None) -> list[ViewMetadata]: ...
@@ -1027,7 +1030,6 @@ class PostgresqlDatabase(Database):
         **kwargs,
     ) -> None: ...
     def is_connection_usable(self) -> bool: ...
-    def last_insert_id(self, cursor, query_type=None): ...
     def begin(self, isolation_level: str | None = None) -> None: ...
     def get_tables(self, schema: str | None = None) -> list[str]: ...
     def get_views(self, schema: str | None = None) -> list[ViewMetadata]: ...
@@ -1228,7 +1230,8 @@ class Field(ColumnBase, Generic[_V]):
     def adapt(self, value): ...
     def db_value(self, value): ...
     def python_value(self, value): ...
-    def to_value(self, value, case: bool = False) -> Value: ...
+    def to_value(self, value) -> Value: ...
+    def case_value(self, value) -> Value: ...
     def get_sort_key(self, ctx) -> tuple[Incomplete, ...]: ...
     def __sql__(self, ctx): ...
     def get_modifiers(self) -> list[int] | None: ...
@@ -1597,8 +1600,10 @@ class ForeignKeyField(Field[_V]):
         cls, model: type[_M], *args: Any, null: Literal[False] = ..., **kwargs: Unpack[_FKKwargs]
     ) -> ForeignKeyField[_M]: ...
     @overload
-    # Untyped fallback: model given as a name/"self"/deferred ref, so the related type isn't known.
-    def __new__(cls, model: Any = ..., *args: Any, **kwargs: Unpack[_FKKwargs]) -> ForeignKeyField[Any]: ...
+    # Self-reference, the only string peewee accepts. Named refs use DeferredForeignKey.
+    def __new__(
+        cls, model: Literal["self"] = ..., *args: Any, null: bool = ..., **kwargs: Unpack[_FKKwargs]
+    ) -> ForeignKeyField[Any]: ...
 
     @property
     def field_type(self): ...  # type: ignore[override]
@@ -1616,7 +1621,8 @@ class ForeignKeyField(Field[_V]):
 class DeferredForeignKey(Field):
     field_kwargs: Incomplete
     rel_model_name: Incomplete
-    def __init__(self, rel_model_name, **kwargs) -> None: ...
+    # Model named by string, so the related type isn't knowable and null can't refine it.
+    def __init__(self, rel_model_name: str, *, null: bool = ..., **kwargs: Unpack[_FKKwargs]) -> None: ...
     __hash__ = object.__hash__
     def __deepcopy__(self, memo=None) -> DeferredForeignKey: ...
     def set_model(self, rel_model) -> None: ...