diff --git a/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb b/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb
index 22dcf6418e08113e36d2b18bac45eecf38157520..8def97c6acd1c4f6b9a7daecbbd4cdd91ab6c267 100644
--- a/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb
+++ b/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb
@@ -18,7 +18,7 @@
     "* evaluate our model with respect to performance measures:\n",
     "    * accuracy, generalization error\n",
     "    * confusion matrix\n",
-    "    * ROC curve\n",
+    "    *  Receiver Operating Characteristic (ROC) curve\n",
     "* try to assess if *k*-NN is suitable for the dataset you used\n",
     "\n",
     "## Note:\n",