diff --git a/docs/friedland/chapter_11.ipynb b/docs/friedland/chapter_11.ipynb
index 1fac8ff2..be630a6f 100644
--- a/docs/friedland/chapter_11.ipynb
+++ b/docs/friedland/chapter_11.ipynb
@@ -3017,7 +3017,7 @@
    },
    "outputs": [],
    "source": [
-    "# ruff: noqa: E241\n",
+    "# ruff: noqa: E231, E241, E242\n",
     "# Exhibit V Sheet 1\n",
     "assert np.all(\n",
     "    e5_ccc_selected.cdf_.round(3).values\n",
@@ -3602,6 +3602,7 @@
    },
    "outputs": [],
    "source": [
+    "# ruff: noqa: E231, E241, E242\n",
     "# Exhibit VI Sheet 1\n",
     "assert np.all(\n",
     "    e6_dr_selected.disposal_rate_.values\n",