diff --git a/Trajectories/Tests/tests.json b/Trajectories/Tests/tests.json
index 3617a97722314a0a69634a2a6d997e032d85ab4d..9749337200a596be91769892e3d783f7373c1a0f 100644
--- a/Trajectories/Tests/tests.json
+++ b/Trajectories/Tests/tests.json
@@ -116,7 +116,7 @@
 	    "$tests_old_dir/Trajectories/expanded_traj.json",
 	    "$tests_old_dir/Cost_functions/e_overestim.txt",
 	    "$tests_old_dir/Extraction_eddies_region_2_noise/SHPC",
-	    "Anticyclones"
+	    "Anticyclones", "--save=png"
 	]
     }
 ]