diff --git a/NEWS b/NEWS
index 5fd699b5..ac28508a 100644
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,15 @@
 
+version 3.4.8
+
+Romain Goffe:
+  Gérald De Palmas - Sur la route
+  Tonton David - Chacun sa route
+  Les Hurlements d'Léo - La malle en mai
+  Philippe Chatel & Robert Charlebois - La compagnie des lapins bleus
+  Oldelaf - Les mains froides
+  Soggy Bottom Boys - I am a man of constant sorrow
+  Pierre Perret - Bernard Pivot
+
 version 3.4.7
 
 Pipiou:
diff --git a/books/volume-1.sb b/books/volume-1.sb
index f867aa7b..8b02a7d7 100644
--- a/books/volume-1.sb
+++ b/books/volume-1.sb
@@ -48,7 +48,7 @@
     "Georges_Brassens/La_mauvaise_reputation.sg",
     "Georges_Brassens/Le_gorille.sg",
     "Georges_Brassens/Les_copains_d_abord.sg",
-    "Georges_Brassens/La_chanson_du_herisson.sg",
+    "Philippe_Chatel/La_chanson_du_herisson.sg",
     "Graeme_Allwright/Il_faut_que_je_m_en_aille.sg",
     "Graeme_Allwright/Johnny.sg",
     "Graeme_Allwright/Jolie_Bouteille.sg",
diff --git a/books/volume-4.sb b/books/volume-4.sb
index 318f6d1f..5d5ee432 100644
--- a/books/volume-4.sb
+++ b/books/volume-4.sb
@@ -25,6 +25,7 @@
     "Edith_Piaf/Padam_Padam.sg",
     "Francis_Cabrel/Je_t_aimais_je_t_aime_et_je_t_aimerai.sg",
     "Francis_Cabrel/L_encre_de_tes_yeux.sg",
+    "Gerald_De_Palmas/Sur_la_route.sg",
     "Herman_s_Hermits/No_milk_today.sg",
     "Jean-Jacques_Goldman/Long_is_the_road.sg",
     "Jeanne_Moreau/Le_tourbillon_de_la_vie.sg",
@@ -44,6 +45,7 @@
     "Les_Fatals_Picards/La_securite_de_l_emploi.sg",
     "Les_Fatals_Picards/Mon_pere_etait_tellement_de_gauche.sg",
     "Les_Fatals_Picards/Seul_et_celibataire.sg",
+    "Les_Hurlements_d_Leo/La_malle_en_mai.sg",
     "Les_Ogres_de_Barback/La_gare_de_Caen.sg",
     "Lucienne_Delyle/Mon_amant_de_Saint_Jean.sg",
     "Marie_Cherrier/Les_baleines.sg",
@@ -58,17 +60,23 @@
     "Nino_Ferrer/Mirza.sg",
     "Oldelaf_et_Monsieur_D/Courseulles_sur_Mer.sg",
     "Oldelaf_et_Monsieur_D/Le_monde_est_beau.sg",
+    "Oldelaf_et_Monsieur_D/Les_mains_froides.sg",
     "Oldelaf_et_Monsieur_D/Mamy_blue.sg",
     "Oldelaf_et_Monsieur_D/Mon_testament.sg",
     "Oldelaf_et_Monsieur_D/Nous_les_vedettes.sg",
     "Oldelaf_et_Monsieur_D/Super_heros.sg",
     "Oldelaf_et_Monsieur_D/Vendredi.sg",
     "Pep_s/Liberta.sg",
+    "Philippe_Chatel/La_chanson_du_herisson.sg",
+    "Philippe_Chatel/La_compagnie_des_lapins_bleus.sg",
+    "Pierre_Perret/Bernard_Pivot.sg",
     "Pigalle/Dans_la_salle_du_bar_tabac_de_la_rue_des_martyrs.sg",
     "Renan_Luce/La_lettre.sg",
     "Renan_Luce/Monsieur_Marcel.sg",
     "Soan/Emilie.sg",
+    "Soggy_Bottom_Boys/I_am_a_man_of_constant_sorrow.sg",
     "Telephone/Cendrillon.sg",
+    "Tonton_David/Chacun_sa_route.sg",
     "Tracy_Chapman/Talkin_about_the_revolution.sg",
     "Yves_Duteil/Le_petit_pont_de_bois.sg"]
 }
diff --git a/songbook-client.png b/songbook-client.png
new file mode 100644
index 00000000..48ad445c
Binary files /dev/null and b/songbook-client.png differ
diff --git a/utils/release.sh b/utils/release.sh
index 418d1a44..d81b44b8 100755
--- a/utils/release.sh
+++ b/utils/release.sh
@@ -35,9 +35,9 @@ then
     fi;
     echo "new version : $MAIN.$MAJOR.$MINOR"
     #update version field in tmpl files
-    sed -i "s/\"[0-9].[0-9].[0-9]\"/\"$MAIN.$MAJOR.$MINOR\"/" templates/patacrep.tmpl
-    sed -i "s/\"[0-9].[0-9].[0-9]\"/\"$MAIN.$MAJOR.$MINOR\"/" templates/ancient.tmpl
-    sed -i "s/\"[0-9].[0-9].[0-9]\"/\"$MAIN.$MAJOR.$MINOR\"/" templates/patacrep-en.tmpl
+    sed -i "s/\"[0-9]+.[0-9]+.[0-9]+\"/\"$MAIN.$MAJOR.$MINOR\"/" templates/patacrep.tmpl
+    sed -i "s/\"[0-9]+.[0-9]+.[0-9]+\"/\"$MAIN.$MAJOR.$MINOR\"/" templates/ancient.tmpl
+    sed -i "s/\"[0-9]+.[0-9]+.[0-9]+\"/\"$MAIN.$MAJOR.$MINOR\"/" templates/patacrep-en.tmpl
 else
     echo "keeping release version"
 fi;
@@ -79,4 +79,6 @@ then
     git tag "patacrep_$MAIN.$MAJOR.$MINOR"
 fi
 
+notify-send "Patacrep!" "Release $MAIN.$MAJOR.$MINOR generated" --icon=songbook-client
+
 export GREP_OPTIONS="$GREP"
diff --git a/utils/tarball.sh b/utils/tarball.sh
index 1675a2ee..b66cf929 100755
--- a/utils/tarball.sh
+++ b/utils/tarball.sh
@@ -11,6 +11,7 @@ cp -RH songbook songbook-$(date +%d)-$(date +%m)-$(date +%Y);
 #Remove unecessary directories
 cd songbook-$(date +%d)-$(date +%m)-$(date +%Y);
 rm -rf perso/ ;
+rm -rf build/ ;
 rm -rf data/ ;
 rm -rf .git/ ;
 rm -f .gitignore ;
diff --git a/windows/cleanall.bat b/windows/cleanall.bat
index 1fa4dec7..ee0255b1 100644
--- a/windows/cleanall.bat
+++ b/windows/cleanall.bat
@@ -1,3 +1,3 @@
 Rem manually performs "make cleanall"
-clean.bat
+windows\\clean.bat
 del *.pdf
diff --git a/windows/make.bat b/windows/make.bat
index 5726874c..1f4325a7 100644
--- a/windows/make.bat
+++ b/windows/make.bat
@@ -1,12 +1,12 @@
 Rem build tex file from songbook file
-songbook.py --songbook=books\%1.sb --output=%1.tex
+python songbook.py --songbook=books\%1.sb --output=%1.tex
 
 Rem 1st pdf compilation 
 pdflatex %1.tex
 
 Rem build indexes
-songbook-makeindex.py %1_title.sxd > %1_title.sbx
-songbook-makeindex.py %1_auth.sxd > %1_auth.sbx
+python songbook-makeindex.py %1_title.sxd > %1_title.sbx
+python songbook-makeindex.py %1_auth.sxd > %1_auth.sbx
 
 Rem 2nd compilation to include indexes
 pdflatex %1.tex