diff --git a/songbook_core/data/templates/default.tex b/songbook_core/data/templates/default.tex
index 49e68f66..e5030413 100644
--- a/songbook_core/data/templates/default.tex
+++ b/songbook_core/data/templates/default.tex
@@ -19,7 +19,7 @@
 %! https://github.com/patacrep/
 
 
-(% variables %)
+(* variables *)
 {
 "title": {"description": {"english": "Title", "french": "Titre"},
             "default": {"english": "Guitar songbook", "french": "Recueil de chansons pour guitare"},
@@ -58,7 +58,7 @@
                               "french": "Options pour traiter les noms d'auteurs (commandes LaTeX authsepword, authignoreword, authbyword)"}
                }
 }
-(% endvariables %)
+(* endvariables *)
 
 (* extends "songs.tex" *)
 (* set indexes = "titleidx,authidx" *)
diff --git a/songbook_core/data/templates/layout.tex b/songbook_core/data/templates/layout.tex
index f6beb01c..a0d50dcc 100644
--- a/songbook_core/data/templates/layout.tex
+++ b/songbook_core/data/templates/layout.tex
@@ -26,7 +26,7 @@
 %%
 %% Generated using Songbook <http://www.patacrep.com>
 
-(% variables %)
+(* variables *)
 {
 "instruments": {"description": {"english": "Instruments", "french": "Instruments"},
                "type": "flag",
@@ -67,7 +67,7 @@
          "default": {"english": "english", "french": "french"}
       }
 }
-(% endvariables %)
+(* endvariables *)
 
 (* block documentclass *)
 \documentclass[((booktype)),
diff --git a/songbook_core/data/templates/patacrep.tex b/songbook_core/data/templates/patacrep.tex
index 72787ef7..cf98d049 100644
--- a/songbook_core/data/templates/patacrep.tex
+++ b/songbook_core/data/templates/patacrep.tex
@@ -19,7 +19,7 @@
 %! https://github.com/patacrep/
 
 
-(% variables %)
+(* variables *)
 {
 "songnumberbgcolor": {"description": {"english": "Number Shade", "french": "Couleur des numéros"},
                      "type": "color",
@@ -34,7 +34,7 @@
                "default": {"default": "D1E4AE"}
             }
 }
-(% endvariables %)
+(* endvariables *)
 
 (* extends "default.tex" *)
 
diff --git a/songbook_core/templates.py b/songbook_core/templates.py
index 021ebd0c..98284759 100644
--- a/songbook_core/templates.py
+++ b/songbook_core/templates.py
@@ -2,7 +2,7 @@
 # -*- coding: utf-8 -*-
 """Template for .tex generation settings and utilities"""
 
-from jinja2 import Environment, FileSystemLoader, ChoiceLoader, PackageLoader, TemplateNotFound
+from jinja2 import Environment, FileSystemLoader, ChoiceLoader, PackageLoader, TemplateNotFound, nodes
 from jinja2.ext import Extension
 from jinja2.meta import find_referenced_templates as find_templates
 import os