diff --git a/ch09/ch09.ipynb b/ch09/ch09.ipynb
index 05571ea8..9e17eea2 100644
--- a/ch09/ch09.ipynb
+++ b/ch09/ch09.ipynb
@@ -173,7 +173,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "This section is a recap of the logistic regression model that was trained in the last section of Chapter 6. Execute the folling code blocks to train a model that we will serialize in the next section."
+    "This section is a recap of the logistic regression model that was trained in the last section of Chapter 6. Execute the following code blocks to train a model that we will serialize in the next section."
    ]
   },
   {
@@ -1331,9 +1331,9 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.1"
+   "version": "3.7.3"
   }
  },
  "nbformat": 4,
- "nbformat_minor": 2
+ "nbformat_minor": 4
 }