diff --git a/prometheus/lang_graph/subgraphs/context_retrieval_subgraph.py b/prometheus/lang_graph/subgraphs/context_retrieval_subgraph.py
index a337588f..9ac7d32b 100644
--- a/prometheus/lang_graph/subgraphs/context_retrieval_subgraph.py
+++ b/prometheus/lang_graph/subgraphs/context_retrieval_subgraph.py
@@ -117,7 +117,7 @@ def __init__(
         self.subgraph = workflow.compile()
 
     def invoke(
-        self, query: str, max_refined_query_loop: int, recursion_limit: int = 999
+        self, query: str, max_refined_query_loop: int, recursion_limit: int = 500
     ) -> Dict[str, Sequence[Context]]:
         """
         Executes the context retrieval subgraph given an initial query.