diff --git a/src/intensivstationen/Intensivstationen.ipynb b/src/intensivstationen/Intensivstationen.ipynb
index c1c3680db33..51b73c1e98f 100644
--- a/src/intensivstationen/Intensivstationen.ipynb
+++ b/src/intensivstationen/Intensivstationen.ipynb
@@ -38,10 +38,10 @@
     "from time import sleep\n",
     "from selenium import webdriver\n",
     "\n",
-    "INTENSIVSTATIONEN_DATE_FORMAT = \"%d.%m.%Y, %H:%M Uhr\"\n",
-    "\n",
     "class DateProvider:\n",
     "    \n",
+    "    INTENSIVSTATIONEN_DATE_FORMAT = \"%d.%m.%Y, %H:%M Uhr\"\n",
+    "\n",
     "    def __init__(self):\n",
     "        self.lastUpdatedIntensivstationen = None\n",
     "        self.lastUpdatedOriginal = None\n",
@@ -54,7 +54,7 @@
     "            htmlContent = requests.get(\"https://knollfrank.github.io/HowBadIsMyBatch/intensivstationen.html\").text\n",
     "            soup = BeautifulSoup(htmlContent, \"lxml\")\n",
     "            dateStr = soup.find(id = \"Datenstand\").text\n",
-    "            self.lastUpdatedIntensivstationen = datetime.strptime(dateStr, INTENSIVSTATIONEN_DATE_FORMAT)\n",
+    "            self.lastUpdatedIntensivstationen = datetime.strptime(dateStr, DateProvider.INTENSIVSTATIONEN_DATE_FORMAT)\n",
     "        \n",
     "        return self.lastUpdatedIntensivstationen\n",
     "\n",
@@ -110,7 +110,7 @@
     "    with open(file) as fp:\n",
     "        soup = BeautifulSoup(fp, 'lxml')\n",
     "\n",
-    "    soup.find(id = \"Datenstand\").string.replace_with(lastUpdated.strftime(INTENSIVSTATIONEN_DATE_FORMAT))\n",
+    "    soup.find(id = \"Datenstand\").string.replace_with(lastUpdated.strftime(DateProvider.INTENSIVSTATIONEN_DATE_FORMAT))\n",
     "\n",
     "    with open(file, \"w\") as fp:\n",
     "        fp.write(str(soup))"