diff --git a/notebooks/02.06-Boolean-Arrays-and-Masks.ipynb b/notebooks/02.06-Boolean-Arrays-and-Masks.ipynb
index 813c891f6..5a7e150c2 100644
--- a/notebooks/02.06-Boolean-Arrays-and-Masks.ipynb
+++ b/notebooks/02.06-Boolean-Arrays-and-Masks.ipynb
@@ -650,7 +650,7 @@
     }
    ],
    "source": [
-    "# are all values in each row less than 4?\n",
+    "# are all values in each row less than 8?\n",
     "np.all(x < 8, axis=1)"
    ]
   },
diff --git a/notebooks/02.07-Fancy-Indexing.ipynb b/notebooks/02.07-Fancy-Indexing.ipynb
index b3680ffc2..b4aa99df8 100644
--- a/notebooks/02.07-Fancy-Indexing.ipynb
+++ b/notebooks/02.07-Fancy-Indexing.ipynb
@@ -709,7 +709,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "You might expect that ``x[3]`` would contain the value 2, and ``x[3]`` would contain the value 3, as this is how many times each index is repeated. Why is this not the case?\n",
+    "You might expect that ``x[3]`` would contain the value 2, and ``x[4]`` would contain the value 3, as this is how many times each index is repeated. Why is this not the case?\n",
     "Conceptually, this is because ``x[i] += 1`` is meant as a shorthand of ``x[i] = x[i] + 1``. ``x[i] + 1`` is evaluated, and then the result is assigned to the indices in x.\n",
     "With this in mind, it is not the augmentation that happens multiple times, but the assignment, which leads to the rather nonintuitive results.\n",
     "\n",