diff --git a/lang/fr/gklearn/experiments/papers/PRL_2020/synthesized_graphs_num_el.py b/lang/fr/gklearn/experiments/papers/PRL_2020/synthesized_graphs_num_el.py
index 51e07ba..8e35c74 100644
--- a/lang/fr/gklearn/experiments/papers/PRL_2020/synthesized_graphs_num_el.py
+++ b/lang/fr/gklearn/experiments/papers/PRL_2020/synthesized_graphs_num_el.py
@@ -42,7 +42,7 @@ def xp_synthesized_graphs_num_edge_label_alphabet():
 			# Compute Gram matrix.
 			run_time = 'error'
 			try:
-				gram_matrix, run_time = compute_graph_kernel(graphs, kernel_name, n_jobs=1)
+				gram_matrix, run_time = compute_graph_kernel(graphs, kernel_name)
 			except Exception as exp:
 				print('An exception occured when running this experiment:')
 				LOG_FILENAME = save_dir + 'error.txt'