diff --git a/src/acom_music_box/main.py b/src/acom_music_box/main.py
index 075a206e..9e1c7f8e 100644
--- a/src/acom_music_box/main.py
+++ b/src/acom_music_box/main.py
@@ -152,7 +152,6 @@ def main():
     myBox = MusicBox()
     logger.debug(f"Configuration file = {musicBoxConfigFile}")
     myBox.readConditionsFromJson(musicBoxConfigFile)
-    myBox.check_config(os.path.join(os.getcwd(), musicBoxConfigFile))
 
     # Create solver and solve
     config_path = os.path.join(
diff --git a/src/acom_music_box/music_box.py b/src/acom_music_box/music_box.py
index e6fda5e3..0caba33a 100644
--- a/src/acom_music_box/music_box.py
+++ b/src/acom_music_box/music_box.py
@@ -321,6 +321,9 @@ def readConditionsFromJson(self, path_to_json):
             self.evolving_conditions = EvolvingConditions.from_config_JSON(
                 path_to_json, data, self.species_list, self.reaction_list)
 
+        self.check_config(os.path.join(os.getcwd(), path_to_json))
+
+
     def speciesOrdering(self):
         """
         Retrieves the ordering of species used in the solver.