diff --git a/src/SUMMARY.md b/src/SUMMARY.md
index 5432806..f938181 100644
--- a/src/SUMMARY.md
+++ b/src/SUMMARY.md
@@ -11,10 +11,6 @@
 # Playground
 - [Overview](sandbox/overview.md)
 - [Development Environment](sandbox/dev_env.md)
-    - [Getting Started](sandbox/dev_env.md#getting-started)   
-    - [Environments](sandbox/dev_env.md#environments)  
-    - [Resources](sandbox/dev_env.md#resources)   
-    - [Limitations](sandbox/dev_env.md#limitations) 
 - [Use Cases](sandbox/use_cases.md) 
 - [Data Pool](sandbox/data_pool.md)
 - [Training Environment](sandbox/training.md)