diff --git a/mcp_codebase.py b/mcp_codebase.py
index effab20..a66d14c 100644
--- a/mcp_codebase.py
+++ b/mcp_codebase.py
@@ -2095,7 +2095,7 @@ def build_indexes():
         else:
             calls = calls_raw
 
-         graph._add_call_edges(node_id, calls, fpath)
+        graph._add_call_edges(node_id, calls, fpath)
 
 
     # -------------------------------------------------