diff --git a/examples/p4est_3d_dgsem/elixir_navierstokes_taylor_green_vortex_amr.jl b/examples/p4est_3d_dgsem/elixir_navierstokes_taylor_green_vortex_amr.jl
index a850dc35391..53503adef8e 100644
--- a/examples/p4est_3d_dgsem/elixir_navierstokes_taylor_green_vortex_amr.jl
+++ b/examples/p4est_3d_dgsem/elixir_navierstokes_taylor_green_vortex_amr.jl
@@ -93,7 +93,9 @@ alive_callback = AliveCallback(analysis_interval = analysis_interval)
 
 callbacks = CallbackSet(summary_callback,
                         analysis_callback,
-                        alive_callback, amr_callback, save_solution)
+                        alive_callback, 
+                        amr_callback, 
+                        save_solution)
 
 ###############################################################################
 # run the simulation