diff --git a/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb b/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb
index 11269abb97f0309f591982feb581ab0a9f443718..7e22702eadc4103a11d43e0f4d5f55308be2230e 100644
--- a/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb
+++ b/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb
@@ -310,8 +310,8 @@
     "# get model predictions\n",
     "pred_ratios = my_model.predict(features[test_indices])\n",
     "\n",
-    "# For now, we will consider a data point as predicted in a class if more than 0.5 \n",
-    "# of its k-neighbors are in that class.\n",
+    "# For now, we will consider a data point as predicted in positive class if more than 0.5 \n",
+    "# of its k-neighbors are positive examples.\n",
     "threshold = 0.5\n",
     "# convert predicted ratios to predicted labels\n",
     "pred_labels = None\n",