diff --git a/ai-data/generative-apis/how-to/use-structured-outputs.mdx b/ai-data/generative-apis/how-to/use-structured-outputs.mdx
index 35bb63f8a9..5d69bb81d3 100644
--- a/ai-data/generative-apis/how-to/use-structured-outputs.mdx
+++ b/ai-data/generative-apis/how-to/use-structured-outputs.mdx
@@ -215,7 +215,7 @@ extract = client.chat.completions.create(
                         "items": {"type": "string"}
                     }
                 },
-                "additionalProperties": false,
+                "additionalProperties": False,
                 "required": ["title", "summary", "actionItems"]
             }
         }