diff --git a/pyvbmc_optimization_noexpit.py b/pyvbmc_optimization_noexpit.py
index 6b54bc5..5d1b765 100644
--- a/pyvbmc_optimization_noexpit.py
+++ b/pyvbmc_optimization_noexpit.py
@@ -551,6 +551,7 @@ def fit_all_participants(
     method: str = "VBMC",
     n_participants: Optional[int] = None,
     verbose: bool = True,
+    plot: bool = True,
 ) -> Dict[str, List[Dict]]:
     """
     Ajuste tous les modèles pour tous les participants.
@@ -591,7 +592,7 @@ def fit_all_participants(
             try:
                 if method == "VBMC":
                     result = fit_participant_pyvbmc(
-                        participant_data, model_config, verbose=False
+                        participant_data, model_config, verbose=False, plot=plot
                     )
                 else:
                     result = fit_participant_deoptim(
@@ -877,6 +878,7 @@ if __name__ == "__main__":
         method=method,
         n_participants=1,  # Set to a number to limit for testing
         verbose=True,
+        plot=True,
     )
 
     # Comparaison des modèles