diff --git a/appendix-E/01_main-chapter-code/appendix-E.ipynb b/appendix-E/01_main-chapter-code/appendix-E.ipynb
index a479c87..a9a52b6 100644
--- a/appendix-E/01_main-chapter-code/appendix-E.ipynb
+++ b/appendix-E/01_main-chapter-code/appendix-E.ipynb
@@ -170,7 +170,7 @@
     "from pathlib import Path\n",
     "import pandas as pd\n",
     "from previous_chapters import (\n",
-    "    download_and_unzip,\n",
+    "    download_and_unzip_spam_data,\n",
     "    create_balanced_dataset,\n",
     "    random_split\n",
     ")\n",
@@ -181,7 +181,7 @@
     "extracted_path = \"sms_spam_collection\"\n",
     "data_file_path = Path(extracted_path) / \"SMSSpamCollection.tsv\"\n",
     "\n",
-    "download_and_unzip(url, zip_path, extracted_path, data_file_path)\n",
+    "download_and_unzip_spam_data(url, zip_path, extracted_path, data_file_path)\n",
     "\n",
     "df = pd.read_csv(data_file_path, sep=\"\\t\", header=None, names=[\"Label\", \"Text\"])\n",
     "balanced_df = create_balanced_dataset(df)\n",
@@ -1415,7 +1415,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.11.4"
+   "version": "3.10.6"
   }
  },
  "nbformat": 4,
diff --git a/appendix-E/01_main-chapter-code/previous_chapters.py b/appendix-E/01_main-chapter-code/previous_chapters.py
index 9d7f7e3..f62ecbd 100644
--- a/appendix-E/01_main-chapter-code/previous_chapters.py
+++ b/appendix-E/01_main-chapter-code/previous_chapters.py
@@ -362,7 +362,7 @@ def evaluate_model(model, train_loader, val_loader, device, eval_iter):
 #####################################
 
 
-def download_and_unzip(url, zip_path, extracted_path, data_file_path):
+def download_and_unzip_spam_data(url, zip_path, extracted_path, data_file_path):
     if data_file_path.exists():
         print(f"{data_file_path} already exists. Skipping download and extraction.")
         return
diff --git a/ch06/01_main-chapter-code/ch06.ipynb b/ch06/01_main-chapter-code/ch06.ipynb
index 3922ba8..4668ead 100644
--- a/ch06/01_main-chapter-code/ch06.ipynb
+++ b/ch06/01_main-chapter-code/ch06.ipynb
@@ -187,7 +187,7 @@
     "extracted_path = \"sms_spam_collection\"\n",
     "data_file_path = Path(extracted_path) / \"SMSSpamCollection.tsv\"\n",
     "\n",
-    "def download_and_unzip(url, zip_path, extracted_path, data_file_path):\n",
+    "def download_and_unzip_spam_data(url, zip_path, extracted_path, data_file_path):\n",
     "    if data_file_path.exists():\n",
     "        print(f\"{data_file_path} already exists. Skipping download and extraction.\")\n",
     "        return\n",
@@ -206,7 +206,7 @@
     "    os.rename(original_file_path, data_file_path)\n",
     "    print(f\"File downloaded and saved as {data_file_path}\")\n",
     "\n",
-    "download_and_unzip(url, zip_path, extracted_path, data_file_path)"
+    "download_and_unzip_spam_data(url, zip_path, extracted_path, data_file_path)"
    ]
   },
   {
@@ -2347,7 +2347,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.11.4"
+   "version": "3.10.6"
   }
  },
  "nbformat": 4,
diff --git a/ch06/03_bonus_imdb-classification/sklearn-baseline.ipynb b/ch06/03_bonus_imdb-classification/sklearn-baseline.ipynb
index c5d217d..842ea82 100644
--- a/ch06/03_bonus_imdb-classification/sklearn-baseline.ipynb
+++ b/ch06/03_bonus_imdb-classification/sklearn-baseline.ipynb
@@ -46,7 +46,7 @@
     "    print(f\"File download and saved as {new_file_path}\")\n",
     "\n",
     "# Execute the function\n",
-    "download_and_unzip(url, zip_path, extract_to, new_file_path)"
+    "download_and_unzip_spam_data(url, zip_path, extract_to, new_file_path)"
    ]
   },
   {
@@ -510,7 +510,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.10.12"
+   "version": "3.10.6"
   }
  },
  "nbformat": 4,