diff --git a/examples/discrete.ipynb b/examples/discrete.ipynb
index a94931d..0eb8d66 100644
--- a/examples/discrete.ipynb
+++ b/examples/discrete.ipynb
@@ -52,7 +52,7 @@
    "outputs": [],
    "source": [
     "import heracles\n",
-    "import heracles.ducc\n",
+    "import heracles.ducc  # requires ducc0\n",
     "from heracles.notebook import Progress  # requires ipywidgets"
    ]
   },
@@ -379,7 +379,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "We can then plot the resulting spectra as before, which shows a very similar result, but now using 100% organic, map-free discrete angular power spectra. Well done!"
+    "We can then plot the spectra as before, showing a very similar result, but now using 100% organic map-free discrete angular power spectra. Well done!"
    ]
   },
   {