diff --git a/ml1/2_5_0_Machine_Learning.ipynb b/ml1/2_5_0_Machine_Learning.ipynb
index 9016e78..3afcf7e 100644
--- a/ml1/2_5_0_Machine_Learning.ipynb
+++ b/ml1/2_5_0_Machine_Learning.ipynb
@@ -53,7 +53,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "This is an introduction of general ideas about machine learning and the interface of scikit-learn, taken from the [scikit-learn tutorial](http://www.astroml.org/sklearn_tutorial/general_concepts.html). \n",
+    "This is an introduction to general ideas about machine learning and the interface of scikit-learn, taken from the [scikit-learn tutorial](http://www.astroml.org/sklearn_tutorial/general_concepts.html). \n",
     "\n",
     "You can skip it during the lab session and read it later."
    ]
@@ -97,7 +97,7 @@
    "metadata": {},
    "source": [
     "In *supervised machine learning models*, the machine learning algorithm takes as input a training dataset, composed of feature vectors and labels, and produces a predictive model used to predict new data.\n",
-    "![](files/images/plot_ML_flow_chart_1.png)"
+    "![](./images/plot_ML_flow_chart_1.png)"
    ]
   },
   {