diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 3ae56e14c..9503962e1 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -9,6 +9,12 @@ Changelog
 0.21
 ====
 
+0.21.6
+------
+Fixed
+^^^^^
+- Fix bug in `pydantic_model_creator` when a foreign key is not included in `include` param. (#1430)
+
 0.21.5 <../0.21.5>`_ - 2024-07-18
 ------
 Added
diff --git a/tortoise/contrib/pydantic/creator.py b/tortoise/contrib/pydantic/creator.py
index 94a46233a..f94418dde 100644
--- a/tortoise/contrib/pydantic/creator.py
+++ b/tortoise/contrib/pydantic/creator.py
@@ -265,7 +265,7 @@ def field_map_update(keys: tuple, is_relation=True) -> None:
                 # Remove raw fields
                 raw_field = fd.get("raw_field", None)
                 if raw_field is not None and exclude_raw_fields and raw_field != pk_raw_field:
-                    del field_map[raw_field]
+                    field_map.pop(raw_field, None)
                 field_map[n] = fd
 
     # Update field definitions from description