diff --git a/cmlkit.ipynb b/cmlkit.ipynb
index be39ba5b6c58cdf2cb027a8d180a171485a915e5..95abc31002938dfb7433b16d8b149e1d1aecdfc5 100644
--- a/cmlkit.ipynb
+++ b/cmlkit.ipynb
@@ -22,7 +22,7 @@
     " created by:\n",
     " Marcel F. Langer<sup>1</sup> <br><br>\n",
     "<sup>1</sup> Fritz Haber Institute of the Max Planck Society, Faradayweg 4-6, D-14195 Berlin, Germany <br>\n",
-    "<span class=\"nomad--last-updated\" data-version=\"v1.0.0\">[ Last updated: November 24, 2020 ]</span>\n",
+    "<span class=\"nomad--last-updated\" data-version=\"v1.0.0\">[ Last updated: January 14, 2021 ]</span>\n",
     "</p>\n",
     "    \n",
     "<div> \n",