diff --git a/build/debian/README.howto b/build/debian/README.howto
index 6b2360b78b5..6632d6e8e84 100644
--- a/build/debian/README.howto
+++ b/build/debian/README.howto
@@ -159,10 +159,12 @@ Comment line in /etc/mysql/my.cnf if required and restart mysql
 
 Create a chroot called "unstable-amd64-sbuild".
 Chroot env is stored into /srv/chroot directory.
-> sudo sbuild-createchroot --keyring= unstable /srv/chroot/unstable http://ftp.uk.debian.org/debian
+> sudo sbuild-createchroot --keyring=unstable /srv/chroot/unstable http://ftp.uk.debian.org/debian
 
 Pour lister les env chroot
 > schroot -l
+or
+> ls /srv/chroot
 
 Puis pour se connecter et préparer l'environnement 
 > schroot -c name_of_chroot
@@ -170,7 +172,7 @@ Puis pour se connecter et préparer l'environnement
 > vi /usr/sbin/policy-rc.d     and replace return code 101 (not allowed) into 0 (ok)
 > apt-get install links mysql-client
 
-Pour tester un package
+To test a package
 > On host server, stop any server on port 80 and 3306 (same port will be used by chroot env)
 > cp ../build-area/* /srv/chroot/unstable/tmp
 > sudo schroot -c name_of_chroot
@@ -211,8 +213,12 @@ If script fails with error Bad certificate, you can set "export PERL_LWP_SSL_VER
 
 * Some files are removed from archive by the get-orig-source.sh 
 
+* Modify the tag file to replace sRGB.icc with correct free version and rename file into
+tcpdf_x.y.z+dfsgw.orig.tar.xz
+(x.y.z = version, w start from 1 and is increased for each new import)
+
 * Staying into git root directory, run
-> git-import-orig -vv ../tcpdf_x.y.z+dfsg.orig.tar.xz --debian-branch=[master|jessie] --upstream-branch=[upstream|upstream-3.5.x]
+> git-import-orig -vv ../tcpdf_x.y.z+dfsgw.orig.tar.xz --debian-branch=[master|jessie] --upstream-branch=[upstream|upstream-3.5.x]
 and enter version when requested with format
 x.y.z+dfsgw
 (x.y.z = version, w start from 1 and is increased for each new import)
@@ -220,8 +226,8 @@ x.y.z+dfsgw
 Note: If there was errors solved manually, you may need to make a git commit
 
 * Add an entry into debian/changelog
-> dch -v x.y.z+dfsg-1 "My comment" will add entry.
-For example: dch -v x.y.z+dfsg-1 "New upstream release." for a new version
+> dch -v x.y.z+dfsgw-1 "My comment" will add entry.
+For example: dch -v x.y.z+dfsgw-1 "New upstream release." for a new version
 Then modify changelog to replace "version" or "unstable" with "UNRELEASED".
 
 Warning: Date must have format reported by "date -R"
@@ -239,7 +245,9 @@ Note: You can use git-buildpackage -us -uc -d                if you want to test
 Note: Package is built into directory ../build-area
 Note: To compare 2 packages: debdiff package1.dsc package2.dsc
 
-* Test package (see dedicated chapter to test it with debian unstable env)
+* Test package
+> cp ../build-area/* /srv/chroot/unstable/tmp
+See rest of process into dedicated chapter "To test a package" to test it with debian unstable env
 
 * If package .deb is ok:
 Note: If there was errors managed manually, you may need to make a git commit but do not use option "amend" previous commit
@@ -333,6 +341,8 @@ Note: Package is built into directory ../build-area
 Note: To compare 2 packages: debdiff package1.dsc package2.dsc
 
 * Test package (see dedicated chapter to test it with debian unstable env)
+> cp ../build-area/* /srv/chroot/unstable/tmp
+See rest of process into dedicated chapter "To test a package" to test it with debian unstable env
 
 * If package .deb is ok:
 Note: If there was errors managed manually, you may need to make a git commit but do not use option "amend" previous commit
diff --git a/build/debian/dolibarr.lintian-overrides b/build/debian/dolibarr.lintian-overrides
index 7578a575776..90120971ce9 100644
--- a/build/debian/dolibarr.lintian-overrides
+++ b/build/debian/dolibarr.lintian-overrides
@@ -4,4 +4,7 @@ dolibarr: non-standard-dir-perm var/lib/dolibarr/documents/ 2775 != 0755
 dolibarr: desktop-command-not-in-package usr/share/applications/dolibarr.desktop xdg-open
 # We use <IfVersion> to include the correct configuration for each apache version
 dolibarr: apache2-deprecated-auth-config Order
-dolibarr: apache2-deprecated-auth-config Allow
\ No newline at end of file
+dolibarr: apache2-deprecated-auth-config Allow
+# Ignore warning required for a good install process
+dolibarr: apache2-reverse-dependency-calls-wrapper-script postinst a2enmod
+dolibarr: apache2-reverse-dependency-calls-wrapper-script postinst a2enconf
\ No newline at end of file
diff --git a/build/debian/source/lintian-overrides b/build/debian/source/lintian-overrides
new file mode 100644
index 00000000000..a6c41886810
--- /dev/null
+++ b/build/debian/source/lintian-overrides
@@ -0,0 +1,3 @@
+# Remove warning, we want to keep both standard and minified sources.
+dolibarr: source-contains-prebuilt-javascript-object htdocs/includes/jsgantt/*
+dolibarr: source-contains-prebuilt-javascript-object htdocs/includes/jquery/*
\ No newline at end of file