diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index fe0d7d9c2..412bdb1a2 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -9,6 +9,12 @@ Changelog
 0.21
 ====
 
+0.21.3
+------
+Fixed
+^^^^^
+- Fix `bulk_update` when using source_field for pk (#1633)
+
 0.21.2
 ------
 Added
diff --git a/pyproject.toml b/pyproject.toml
index d6ee24b3c..1308a1108 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "tortoise-orm"
-version = "0.21.2"
+version = "0.21.3"
 description = "Easy async ORM for python, built with relations in mind"
 authors = ["Andrey Bondar <andrey@bondar.ru>", "Nickolas Grigoriadis <nagrigoriadis@gmail.com>", "long2ice <long2ice@gmail.com>"]
 license = "Apache-2.0"
diff --git a/tests/test_update.py b/tests/test_update.py
index c425aef14..2c8dc4e4b 100644
--- a/tests/test_update.py
+++ b/tests/test_update.py
@@ -15,6 +15,7 @@
     JSONFields,
     Service,
     SmallIntFields,
+    SourceFieldPk,
     Tournament,
     UUIDFields,
 )
@@ -68,6 +69,18 @@ async def test_bulk_update_pk_uuid(self):
         self.assertEqual((await UUIDFields.get(pk=objs[0].pk)).data, objs[0].data)
         self.assertEqual((await UUIDFields.get(pk=objs[1].pk)).data, objs[1].data)
 
+    async def test_bulk_renamed_pk_source_field(self):
+        objs = [
+            await SourceFieldPk.create(name="Model 1"),
+            await SourceFieldPk.create(name="Model 2"),
+        ]
+        objs[0].name = "Model 3"
+        objs[1].name = "Model 4"
+        rows_affected = await SourceFieldPk.bulk_update(objs, fields=["name"])
+        self.assertEqual(rows_affected, 2)
+        self.assertEqual((await SourceFieldPk.get(pk=objs[0].pk)).name, objs[0].name)
+        self.assertEqual((await SourceFieldPk.get(pk=objs[1].pk)).name, objs[1].name)
+
     async def test_bulk_update_json_value(self):
         objs = [
             await JSONFields.create(data={}),
diff --git a/tests/testmodels.py b/tests/testmodels.py
index f4f78d00a..6a293baf2 100644
--- a/tests/testmodels.py
+++ b/tests/testmodels.py
@@ -731,6 +731,11 @@ class Meta:
         ordering = ["-one"]
 
 
+class SourceFieldPk(Model):
+    id = fields.IntField(primary_key=True, source_field="counter")
+    name = fields.CharField(max_length=255)
+
+
 class DefaultOrderedInvalid(Model):
     one = fields.TextField()
     second = fields.IntField()
diff --git a/tortoise/queryset.py b/tortoise/queryset.py
index 80f024756..00df3bba1 100644
--- a/tortoise/queryset.py
+++ b/tortoise/queryset.py
@@ -1799,7 +1799,8 @@ def _make_query(self) -> None:
         )
         executor = self._db.executor_class(model=self.model, db=self._db)
         pk_attr = self.model._meta.pk_attr
-        pk = Field(pk_attr)
+        source_pk_attr = self.model._meta.fields_map["id"].source_field or pk_attr
+        pk = Field(source_pk_attr)
         for objects_item in chunk(self.objects, self.batch_size):
             query = copy(self.query)
             for field in self.fields: