diff --git a/docs/tutorials/visualization_tutorial.ipynb b/docs/tutorials/visualization_tutorial.ipynb
index c40b0d1b165..ba8d7a922d2 100644
--- a/docs/tutorials/visualization_tutorial.ipynb
+++ b/docs/tutorials/visualization_tutorial.ipynb
@@ -208,7 +208,7 @@
     "    # plt.figure(), for thread safety purpose\n",
     "    fig = Figure()\n",
     "    ax = fig.subplots()\n",
-    "    wealth_vals = [agent.wealth for agent in model.agents]\n",
+    "    wealth_vals = [agent.wealth for agent in model.schedule.agents]\n",
     "    # Note: you have to use Matplotlib's OOP API instead of plt.hist\n",
     "    # because plt.hist is not thread-safe.\n",
     "    ax.hist(wealth_vals, bins=10)\n",