diff --git a/environments/optimizer/FOB/optimizer_benchmark_env.py b/environments/optimizer/FOB/optimizer_benchmark_env.py
index 85db0bbd..b2ad555c 100644
--- a/environments/optimizer/FOB/optimizer_benchmark_env.py
+++ b/environments/optimizer/FOB/optimizer_benchmark_env.py
@@ -47,7 +47,7 @@ class OptimizerBenchmarkEnv:
         if self.optimizer_name is None:
             raise ValueError("No optimizer registered. Call submit_optimizer first.")
         if output_dir is None:
-            output_dir = f"outputs/experiment_{self.optimizer_name}"
+            output_dir = f"FOB/outputs/experiment_{self.optimizer_name}"
         if yaml_path is None:
             yaml_path = self.fob_root / f"experiment_{self.optimizer_name}.yaml"
         else:
@@ -206,4 +206,4 @@ if __name__ == "__main__":
     test_optimizer_registration()
     test_yaml_generation()
 
-    
\ No newline at end of file
+