diff --git a/src/HowBadIsMyBatch.ipynb b/src/HowBadIsMyBatch.ipynb
index 94be9db0104..4920d0f0491 100644
--- a/src/HowBadIsMyBatch.ipynb
+++ b/src/HowBadIsMyBatch.ipynb
@@ -1130,19 +1130,18 @@
    "outputs": [],
    "source": [
     "def getVaersForYears(years):\n",
-    "    return _getVaers(lambda: _getVaersDescrReader().readVaersDescrsForYears(years))\n",
+    "    return _getVaers(_getVaersDescrReader().readVaersDescrsForYears(years))\n",
     "\n",
     "def getVaersForYear(year):\n",
     "    return getVaersForYears([year])\n",
     "\n",
     "def getNonDomesticVaers():\n",
-    "    return _getVaers(lambda: [_getVaersDescrReader().readNonDomesticVaersDescr()])\n",
+    "    return _getVaers([_getVaersDescrReader().readNonDomesticVaersDescr()])\n",
     "\n",
     "def _getVaersDescrReader():\n",
     "    return VaersDescrReader(dataDir = \"VAERS\")\n",
     "\n",
-    "def _getVaers(vaersDescrsReaderFunc):\n",
-    "    vaersDescrs = vaersDescrsReaderFunc()\n",
+    "def _getVaers(vaersDescrs):\n",
     "    dataFrame = VaersDescr2DataFrameConverter.createDataFrameFromDescrs(vaersDescrs)\n",
     "    DataFrameNormalizer.normalize(dataFrame)\n",
     "    dataFrame = SevereColumnAdder.addSevereColumn(dataFrame)\n",