diff --git a/app.py b/app.py
index 67fbfa2..17c1d1a 100644
--- a/app.py
+++ b/app.py
@@ -100,13 +100,11 @@ async def create_student(student: StudentModel = Body(...)):
 
     A unique `id` will be created and provided in the response.
     """
-    new_student = await student_collection.insert_one(
-        student.model_dump(by_alias=True, exclude=["id"])
-    )
-    created_student = await student_collection.find_one(
-        {"_id": new_student.inserted_id}
-    )
-    return created_student
+    new_student = student.model_dump(by_alias=True, exclude=["id"])
+    result = await student_collection.insert_one(new_student)
+    new_student["_id"] = result.inserted_id
+
+    return new_student
 
 
 @app.get(
diff --git a/requirements.txt b/requirements.txt
index 2507499..56e7967 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,7 +30,7 @@ pydantic==2.6.3
     #   fastapi
 pydantic-core==2.16.3
     # via pydantic
-pymongo==4.5.0
+pymongo==4.13.1
     # via motor
 sniffio==1.3.0
     # via anyio