diff --git a/script_examples/process_l2a_and_indices_multiprocessing.py b/script_examples/process_l2a_and_indices_multiprocessing.py
index 1881b8408f40b495ed09074d58d885b16b3f0b74..020e1939f15f7c3b6e98f9cdeeaaf6a36e08d29e 100644
--- a/script_examples/process_l2a_and_indices_multiprocessing.py
+++ b/script_examples/process_l2a_and_indices_multiprocessing.py
@@ -65,7 +65,7 @@ logger.info("l1c_process_list ({} files): {}\n".format(len(l1c_process_list), l1
 l2a_res = False
 if l1c_process_list:
     if not arg:
-        l2a_res = l2a_multiprocessing(l1c_process_list, nb_proc=12)
+        l2a_res = l2a_multiprocessing(l1c_process_list, nb_proc=4)
 
 
 # Processing L2A cloud masks