diff --git a/ch06/01_main-chapter-code/ch06.ipynb b/ch06/01_main-chapter-code/ch06.ipynb
index 12cfb26..3e9af84 100644
--- a/ch06/01_main-chapter-code/ch06.ipynb
+++ b/ch06/01_main-chapter-code/ch06.ipynb
@@ -718,7 +718,7 @@
    "source": [
     "from torch.utils.data import DataLoader\n",
     "\n",
-    "num_workers = 0\n",
+    "num_workers = 0 # For compatibility with most computers\n",
     "batch_size = 8\n",
     "\n",
     "torch.manual_seed(123)\n",