diff --git a/scripts/run_command_building.py b/scripts/run_command_building.py
index 1d6019a..f5f5972 100644
--- a/scripts/run_command_building.py
+++ b/scripts/run_command_building.py
@@ -35,8 +35,7 @@ def make_command_to_run(path_where_to_find_exe, batch_name, study_path):
 
         command_to_run = [exe_path, "-i", str(study_path)]
         if batch_name == "valid-milp":
-            command_to_run.append('--use-ortools')
-            command_to_run.append('--ortools-solver=coin')
+            command_to_run.append('--solver=coin')
 
         if batch_name == "valid-named-mps":
             command_to_run.append('--named-mps-problems')
@@ -47,4 +46,4 @@ def run_command(command):
     process = subprocess.Popen(command, stdout=subprocess.PIPE, stderr=None)
     process.communicate()
     exit_code = process.wait()
-    return (exit_code == 0)
\ No newline at end of file
+    return (exit_code == 0)