diff --git a/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb b/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb
index 3e8a5d4b5283a9a30369f6c0035dcb0ffd3e454b..7fa33da3ca298ea61eb8a2a359c0e34118b5cc01 100644
--- a/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb
+++ b/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb
@@ -412,7 +412,7 @@
     "# TODO\n",
     "# ROC curve\n",
     "roc_sens, roc_spec_ = ROC(true_labels=..., preds=..., np.arange(0.1, 1.0, 0.1))\n",
-    "plt.plot(roc_sens, roc_spec_)\n",
+    "plt.plot(roc_spec_,  roc_sens)\n",
     "plt.show()"
    ]
   },