diff --git a/songbook/build.py b/songbook/build.py
index 056405d2..d2eb568c 100755
--- a/songbook/build.py
+++ b/songbook/build.py
@@ -16,6 +16,8 @@ from songbook.index import processSXD
 from songbook.songs import Song, SongsList
 from songbook import __SHAREDIR__
 
+EOL = "\n"
+
 
 def parseTemplate(template):
     """Return the list of parameters defined in the template."""
@@ -65,13 +67,14 @@ def formatDeclaration(name, parameter):
     if "default" in parameter:
         value = parameter["default"]
     return (
-            '\\def\\set@{name}#1{{\\def\\get{name}{{#1}}}}\n'.format(name=name)
+            r'\def\set@{name}#1{{\def\get{name}{{#1}}}}'.format(name=name)
+            + EOL
             + formatDefinition(name, toValue(parameter, value))
             )
 
 
 def formatDefinition(name, value):
-    return '\\set@{name}{{{value}}}\n'.format(name=name, value=value)
+    return r'\set@{name}{{{value}}'.format(name=name, value=value) + EOL
 
 
 def clean(basename):
@@ -122,7 +125,7 @@ def makeTexFile(sb, output):
     if "titleprefixwords" in sb:
         prefixes = sb["titleprefixwords"]
         for prefix in sb["titleprefixwords"]:
-            prefixes_tex += "\\titleprefixword{%s}\n" % prefix
+            prefixes_tex += r"\titleprefixword{%s}" % prefix +
         sb["titleprefixwords"] = prefixes_tex
     if "authwords" in sb:
         # Populating default value
@@ -134,9 +137,9 @@ def makeTexFile(sb, output):
         for key in ["after", "sep", "ignore"]:
             for word in authwords[key]:
                 if key == "after":
-                    authwords_tex += "\\auth%sword{%s}\n" % ("by", word)
+                    authwords_tex += r"\auth%sword{%s}" % ("by", word) + EOL
                 else:
-                    authwords_tex += "\\auth%sword{%s}\n" % (key, word)
+                    authwords_tex += r"\auth%sword{%s}" % (key, word) + EOL
         sb["authwords"] = authwords_tex
     if "after" in authwords:
         authwords["after"] = [re.compile(r"^.*%s\b(.*)" % after)
@@ -174,7 +177,7 @@ def makeTexFile(sb, output):
     # output relevant fields
     out = codecs.open(output, 'w', 'utf-8')
     out.write('%% This file has been automatically generated, do not edit!\n')
-    out.write('\\makeatletter\n')
+    out.write(r'\makeatletter' + EOL)
     # output automatic parameters
     out.write(formatDeclaration("name", {"default": name}))
     out.write(formatDeclaration("songslist", {"type": "stringlist"}))
@@ -188,7 +191,7 @@ def makeTexFile(sb, output):
 
     if len(songs) > 0:
         out.write(formatDefinition('songslist', songslist.latex()))
-    out.write('\\makeatother\n')
+    out.write(r'\makeatother' + EOL)
 
     # output template
     commentPattern = re.compile(r"^\s*%")
@@ -213,7 +216,7 @@ def makeTexFile(sb, output):
                             )
                 else:
                     imgdir = os.path.abspath(os.path.join(datadir, "img"))
-                line = line.replace("\\getDataImgDirectory", ' {%s/} ' % imgdir)
+                line = line.replace(r"\getDataImgDirectory", ' {%s/} ' % imgdir)
                 content[index] = line
 
     out.write(u''.join(content))
diff --git a/songbook/index.py b/songbook/index.py
index 2481e6ab..ab3695d5 100644
--- a/songbook/index.py
+++ b/songbook/index.py
@@ -12,11 +12,12 @@ from unidecode import unidecode
 import locale
 import re
 import sys
-#import warnings
 
 from songbook.authors import processauthors
 from songbook.plastex import simpleparse
 
+EOL = "\n"
+
 # Pattern set to ignore latex command in title prefix
 keywordPattern = re.compile(r"^%(\w+)\s?(.*)$")
 firstLetterPattern = re.compile(r"^(?:\{?\\\w+\}?)*[^\w]*(\w)")
@@ -137,21 +138,21 @@ class index:
 
     def refToStr(self, ref):
         if sys.version_info >= (2, 6):
-            return '\\hyperlink{{{0[link]}}}{{{0[num]}}}'.format(ref)
+            return r'\hyperlink{{{0[link]}}}{{{0[num]}}}'.format(ref)
         else:
-            return '\\hyperlink{%(link)s}{%(num)s}' % ref
+            return r'\hyperlink{%(link)s}{%(num)s}' % ref
 
     def entryToStr(self, key, entry):
         if sys.version_info >= (2, 6):
-            return unicode('\\idxentry{{{0}}}{{{1}}}\n').format(key, '\\\\'.join(map(self.refToStr, entry)))
+            return unicode(r'\idxentry{{{0}}}{{{1}}}' + EOL).format(key, r'\\'.join(map(self.refToStr, entry)))
         else:
-            return unicode('\\idxentry{%s}{%s}\n') % (key, '\\\\'.join(map(self.refToStr, entry)))
+            return unicode(r'\idxentry{%s}{%s}' + EOL) % (key, r'\\'.join(map(self.refToStr, entry)))
 
     def idxBlockToStr(self, letter, entries):
-        string = '\\begin{idxblock}{' + letter + '}' + '\n'
+        string = r'\begin{idxblock}{' + letter + '}' + EOL
         for key in sorted(entries.keys(), key=sortkey):
             string += self.entryToStr(key, entries[key])
-        string += '\\end{idxblock}' + '\n'
+        string += r'\end{idxblock}' + EOL
         return string
 
     def entriesToStr(self):
diff --git a/songbook/plastex.py b/songbook/plastex.py
index d43c4ecb..61c1f0be 100755
--- a/songbook/plastex.py
+++ b/songbook/plastex.py
@@ -61,14 +61,14 @@ class SongParser:
 
 
 def parsetex(filename):
-    """Analyse syntaxique d'un fichier .sg
+    r"""Analyse syntaxique d'un fichier .sg
 
     Renvoie un dictionnaire contenant les métadonnées lues dans le fichier. Les
     clefs sont :
     - languages: l'ensemble des langages utilisés (recherche des
       \selectlanguages{}) ;
     - titles: la liste des titres ;
-    - args: le dictionnaire des paramètres passés à \\beginsong.
+    - args: le dictionnaire des paramètres passés à \beginsong.
     """
     # /* BEGIN plasTeX patch
     # The following lines, and another line a few lines later, are used to
diff --git a/songbook/songs.py b/songbook/songs.py
index 409f8b48..3b39f3de 100644
--- a/songbook/songs.py
+++ b/songbook/songs.py
@@ -124,9 +124,9 @@ class SongsList:
     def latex(self):
         """Renvoie le code LaTeX nécessaire pour intégrer la liste de chansons.
         """
-        result = ['\\input{{{0}}}'.format(song.path.replace("\\", "/").strip())
+        result = [r'\input{{{0}}}'.format(song.path.replace("\\", "/").strip())
                   for song in self.songs]
-        result.append('\\selectlanguage{%s}' % self._language)
+        result.append(r'\selectlanguage{%s}' % self._language)
         return '\n'.join(result)
 
     def languages(self):