diff --git a/HowBadIsMyBatch.ipynb b/HowBadIsMyBatch.ipynb
index 085c3f40c28..a7f3482dc9f 100644
--- a/HowBadIsMyBatch.ipynb
+++ b/HowBadIsMyBatch.ipynb
@@ -45,7 +45,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "def createDataFrame(dataDir, manufacturer, dose):\n",
+    "def createDataFrameFromFiles(dataDir, manufacturer, dose):\n",
     "    def readVaersDescr(year):\n",
     "        def read_csv(file, usecols, dtype = {}):\n",
     "            return pd.read_csv(\n",
@@ -259,7 +259,7 @@
     "        self._test_createBatchCodeTable(dataFrame);\n",
     "\n",
     "    def test_createBatchCodeTable(self):\n",
-    "        self._test_createBatchCodeTable(createDataFrame(\"test/VAERS\", \"MODERNA\", '1'));\n",
+    "        self._test_createBatchCodeTable(createDataFrameFromFiles(\"test/VAERS\", \"MODERNA\", '1'));\n",
     "\n",
     "    def _test_createBatchCodeTable(self, dataFrame):\n",
     "        # When\n",
@@ -298,7 +298,7 @@
    "outputs": [],
    "source": [
     "def saveBatchCodeTable(manufacturer, excelFile):\n",
-    "    batchCodeTable = createBatchCodeTable(createDataFrame(\"VAERS\", manufacturer, '1'))\n",
+    "    batchCodeTable = createBatchCodeTable(createDataFrameFromFiles(\"VAERS\", manufacturer, '1'))\n",
     "    display(manufacturer, batchCodeTable)\n",
     "    batchCodeTable.to_excel(excelFile)"
    ]
@@ -314,6 +314,14 @@
     "saveBatchCodeTable(\"PFIZER\\BIONTECH\", \"results/pfizer.xlsx\")\n",
     "saveBatchCodeTable(\"JANSSEN\", \"results/janssen.xlsx\")"
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "d0f623c1",
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {