diff --git a/prompts/official-product/TOC.md b/prompts/official-product/TOC.md
index 35fa93a..26761d1 100644
--- a/prompts/official-product/TOC.md
+++ b/prompts/official-product/TOC.md
@@ -113,6 +113,7 @@
 - [o3_cot_summarizer](./openai/o3_cot_summarizer.md)
 - [openai_optimization_system_prompt_playground](./openai/openai_optimization_system_prompt_playground.md)
 - [operator](./openai/operator.md)
+- [study_mode](./openai/study_mode.md)
 
 ### other