diff --git a/examples/step3_annotate_data.ipynb b/examples/step3_annotate_data.ipynb
index 2122f1c..54448c9 100644
--- a/examples/step3_annotate_data.ipynb
+++ b/examples/step3_annotate_data.ipynb
@@ -89,7 +89,7 @@
    "source": [
     "app = Annotator(datapath=annotation_sets[1],\n",
     "                dataset='images',\n",
-    "                skeleton=home + '/deepposekit-data/datasets/fly/skeleton_initialized.csv',\n",
+    "                skeleton=HOME + '/deepposekit-data/datasets/fly/skeleton_initialized.csv',\n",
     "                shuffle_colors=False,\n",
     "                text_scale=0.2)"
    ]
@@ -135,7 +135,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.8"
+   "version": "3.7.4"
   }
  },
  "nbformat": 4,