diff --git a/Isabelle_DOF-Ontologies/document-templates/root-sn-article-UNSUPPORTED.tex b/Isabelle_DOF-Ontologies/document-templates/root-sn-article-UNSUPPORTED.tex
index 9f275bf8..e513d7d3 100644
--- a/Isabelle_DOF-Ontologies/document-templates/root-sn-article-UNSUPPORTED.tex
+++ b/Isabelle_DOF-Ontologies/document-templates/root-sn-article-UNSUPPORTED.tex
@@ -19,18 +19,10 @@
 %% All customization and/or additional packages should be added to the file
 %% preamble.tex.
 
-\RequirePackage{ifvtex}
-\RequirePackage{fix-cm}
-\documentclass[]{svjour3}
+\documentclass[iicol]{sn-jnl}
 \let\proof\relax
 \let\endproof\relax
 \usepackage{DOF-core}
-\usepackage{mathptmx}
-\bibliographystyle{abbrvnat}
-
-
-\usepackage[numbers, sort&compress, sectionbib]{natbib}
-\usepackage{hyperref}
 \setcounter{tocdepth}{3} 
 \hypersetup{%
    bookmarksdepth=3