diff --git a/patacrep/data/templates/layout.tex b/patacrep/data/templates/layout.tex
index 135aba1b..28dba5e8 100644
--- a/patacrep/data/templates/layout.tex
+++ b/patacrep/data/templates/layout.tex
@@ -27,13 +27,8 @@
 
 \makeatletter
 \def\input@path{ %
-    % include .sty folders
     (* for dir in datadir *)
-        {(( path2posix(dir) ))/latex/} %
-    (* endfor *)
-    % include datadir folders (for \import)
-    (* for dir in datadir *)
-        {(( path2posix(dir) ))/} %
+        {(( dir | path2posix ))/latex/} %
     (* endfor *)
 }
 \makeatother
diff --git a/patacrep/data/templates/songs.tex b/patacrep/data/templates/songs.tex
index e3562897..da48fdd7 100644
--- a/patacrep/data/templates/songs.tex
+++ b/patacrep/data/templates/songs.tex
@@ -81,15 +81,15 @@
 (( super() ))
 
 (* for lang in _langs|sort -*)
-    \PassOptionsToPackage{(( lang2babel(lang) ))}{babel}
+    \PassOptionsToPackage{(( lang | lang2babel ))}{babel}
 (* endfor *)
-\usepackage[(( lang2babel(lang) ))]{babel}
-\lang{(( lang2babel(lang) ))}
+\usepackage[(( lang | lang2babel ))]{babel}
+\lang{(( lang | lang2babel ))}
 
 \usepackage{graphicx}
 \graphicspath{ %
     (* for dir in datadir *)
-        {(( path2posix(dir) ))/} %
+        {(( dir | path2posix ))/} %
     (* endfor *)
 }
 
diff --git a/patacrep/data/templates/songs/chordpro/latex/song b/patacrep/data/templates/songs/chordpro/latex/song
index e8016107..cb29cc29 100644
--- a/patacrep/data/templates/songs/chordpro/latex/song
+++ b/patacrep/data/templates/songs/chordpro/latex/song
@@ -1,5 +1,5 @@
 (* if lang is defined -*)
-    \selectlanguage{(( lang2babel(lang) ))}
+    \selectlanguage{(( lang | lang2babel ))}
 (* endif *)
 
 (*- if metadata.columns is defined *)
diff --git a/patacrep/songs/latex/__init__.py b/patacrep/songs/latex/__init__.py
index 86c72400..d19cd10e 100644
--- a/patacrep/songs/latex/__init__.py
+++ b/patacrep/songs/latex/__init__.py
@@ -32,13 +32,9 @@ class Latex2LatexSong(Song):
     def render(self):
         """Return the code rendering the song."""
         # pylint: disable=signature-differs
-        if not self.datadir:
-            raise ValueError(self.datadir)
-        path = files.path2posix(files.relpath(
-            self.fullpath,
-            self.datadir
-        ))
-        return r'\import{{{}/}}{{{}}}'.format(os.path.dirname(path), os.path.basename(path))
+        filename = os.path.basename(self.fullpath)
+        path = os.path.abspath(os.path.dirname(self.fullpath))
+        return r'\import{{{}/}}{{{}}}'.format(files.path2posix(path), filename)
 
     def set_lang(self, language):
         """Set the language code"""
diff --git a/patacrep/templates.py b/patacrep/templates.py
index 6a799295..612a99e4 100644
--- a/patacrep/templates.py
+++ b/patacrep/templates.py
@@ -84,8 +84,8 @@ class Renderer:
         self.jinjaenv.filters['escape_tex'] = _escape_tex
         self.jinjaenv.trim_blocks = True
         self.jinjaenv.lstrip_blocks = True
-        self.jinjaenv.globals["path2posix"] = files.path2posix
-        self.jinjaenv.globals["lang2babel"] = lang2babel
+        self.jinjaenv.filters["path2posix"] = files.path2posix
+        self.jinjaenv.filters["lang2babel"] = lang2babel
         self.template = self.jinjaenv.get_template(template)
 
 
diff --git a/test/test_compilation/datadir.tex.control b/test/test_compilation/datadir.tex.control
index a003cd42..14b11cb1 100644
--- a/test/test_compilation/datadir.tex.control
+++ b/test/test_compilation/datadir.tex.control
@@ -92,7 +92,7 @@ guitar,
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %% songs/./datadir.sg
 
-\import{datadir_datadir/songs/}{datadir.sg}
+\import{@TEST_FOLDER@/datadir_datadir/songs/}{datadir.sg}
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %% songs/./datadir.sgc
@@ -119,7 +119,7 @@ Chordpro}[
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %% songs/./datadir2.sg
 
-\import{datadir_datadir/songs/}{datadir2.sg}
+\import{@TEST_FOLDER@/datadir_datadir/songs/}{datadir2.sg}
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %% songs/./datadir2.sgc
@@ -146,7 +146,7 @@ Chordpro}[
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %% songs/./relative.sg
 
-\import{datadir_datadir/songs/}{relative.sg}
+\import{@TEST_FOLDER@/datadir_datadir/songs/}{relative.sg}
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %% songs/./relative.sgc
@@ -173,7 +173,7 @@ Chordpro}[
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %% songs/./subdir/subdir.sg
 
-\import{datadir_datadir/songs/subdir/}{subdir.sg}
+\import{@TEST_FOLDER@/datadir_datadir/songs/subdir/}{subdir.sg}
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %% songs/./subdir/subdir.sgc