diff --git a/src/perturbation/EZFIO.cfg b/src/perturbation/EZFIO.cfg
index 86018a58..fdfc0413 100644
--- a/src/perturbation/EZFIO.cfg
+++ b/src/perturbation/EZFIO.cfg
@@ -15,7 +15,7 @@ default: 0.0001
 type: Normalized_float
 doc: Stop stochastic |PT2| when the relative error is smaller than `PT2_relative_error`
 interface: ezfio,provider,ocaml
-default: 0.005
+default: 0.001
 
 [correlation_energy_ratio_max]
 type: Normalized_float