diff --git a/krr4mat.ipynb b/krr4mat.ipynb
index a62ac8ab57daf325a5b691c0f2e73c7627863d62..9d03cc1c46c2b42dc11aabc78e8b24a688022e40 100644
--- a/krr4mat.ipynb
+++ b/krr4mat.ipynb
@@ -15,7 +15,7 @@
     "   \n",
     "   <div style=\"text-align:center\">\n",
     "       <b><font size=\"6.4\">Introduction to kernel ridge regression for materials-property prediction<br>\n",
-            <i></i></font></b>    \n",
+            <i> </i></font></b>    \n",
     "  </div>\n",
     "    \n",
     "<p style=\"text-align:center;\">\n",