diff --git a/docs/reference/models/openai.md b/docs/reference/models/openai.md
index 638107568..0777ad8b7 100644
--- a/docs/reference/models/openai.md
+++ b/docs/reference/models/openai.md
@@ -131,7 +131,7 @@ class Person(BaseModel):
     last_name: str
     age: int
 
-generate.json(model, Person)
+generator = generate.json(model, Person)
 generator("current indian prime minister on january 1st 2023")
 # Person(first_name='Narendra', last_name='Modi', age=72)