diff --git a/01_intro.ipynb b/01_intro.ipynb
index 421b7eb..ef6aba9 100644
--- a/01_intro.ipynb
+++ b/01_intro.ipynb
@@ -1419,7 +1419,7 @@
     "We can now see some critically important things about training a deep learning model:\n",
     "\n",
     "- A model can not be created without data;\n",
-    "- A model model can only learn to operate on the patterns seen in the input data used to train it;\n",
+    "- A model can only learn to operate on the patterns seen in the input data used to train it;\n",
     "- This learning approach only creates *predictions*, not recommended *actions*;\n",
     "- It's not enough to just have examples of input data; we need *labels* for that data too (e.g. pictures of dogs and cats aren't enough to train a model; we need a label for each one, saying which ones are dogs, and which are cats).\n",
     "\n",