diff --git a/WAPT/control b/WAPT/control
index 5763967..d008cdd 100644
--- a/WAPT/control
+++ b/WAPT/control
@@ -1,5 +1,5 @@
 package           : fws-thunderbird
-version           : 60.3.2-3
+version           : 60.4.0-7
 architecture      : all
 section           : base
 priority          : optional
@@ -7,7 +7,7 @@ maintainer        : Daniel Berteaud
 description       : Mozilla Thunderbird email client
 depends           : 
 conflicts         : 
-maturity          : PROD
+maturity          : PREPROD
 locale            : fr
 target_os         : windows
 min_os_version    : 6.1
diff --git a/setup.py b/setup.py
index 91b5338..1542c5d 100644
--- a/setup.py
+++ b/setup.py
@@ -72,25 +72,26 @@ def update_package():
 
     filename = ''
     url = requests.head('https://download.mozilla.org/?product=thunderbird-latest').headers['Location']
-    filename = urlparse.unquote(url.rsplit('/',1)[1])
-    version = re.findall(r'Thunderbird Setup (.*)\.exe',filename)[0]
+    exe = urlparse.unquote(url.rsplit('/',1)[1])
+    version = re.findall(r'Thunderbird Setup (.*)\.exe',exe)[0]
     control = PackageEntry().load_control_from_wapt ('.')
 
+    for arch in ['32','64']:
+        filename = makepath('win%s' % arch, exe)
+        url = 'https://download-installer.cdn.mozilla.net/pub/thunderbird/releases/%s/win%s/fr/Thunderbird%sSetup%s%s.exe' % (version,arch,'%20','%20',version)
+        if not isfile(filename):
+            print('Downloading %s from %s'%(filename,url))
+            wget(url,filename)
+
+        # removes old exe
+        if isfile(filename):
+            exes = glob.glob(r'win%s\Thunderbird*.exe' % arch)
+            for fn in exes:
+                if fn != filename:
+                    remove_file(fn)
+
     if Version(version) > Version(control['version'].split('-',1)[0]):
         print('Updating package to %s' % version)
-        for arch in ['32','64']:
-            filename = makepath('win%s' % arch, filename)
-            url = 'https://download-installer.cdn.mozilla.net/pub/thunderbird/releases/%s/win%s/fr/Thunderbird%sSetup%s%s.exe' % (version,arch,'%20','%20',version)
-            if not isfile(filename):
-                print('Downloading %s from %s'%(filename,url))
-                wget(url,filename)
-
-            # removes old exe
-            if isfile(filename):
-                exes = glob.glob(r'x%s\Thunderbird*.exe' % arch)
-                for fn in exes:
-                    if fn != filename:
-                        remove_file(fn)
 
         # updates control version from filename, increment package version.
         control.version = '%s-%s'%(re.findall(r'Thunderbird Setup (.*)\.exe',filename)[0],int(control.version.split('-',1)[1])+1)
diff --git a/win32/Thunderbird Setup 60.3.2.exe b/win32/Thunderbird Setup 60.3.2.exe
deleted file mode 100644
index 81a9f7a..0000000
--- a/win32/Thunderbird Setup 60.3.2.exe	
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:3b792a7127d710a38ce3acb49d5b9c507bf0f969cb56be5ffa3f3407b00b98ce
-size 32087816
diff --git a/win32/Thunderbird Setup 60.4.0.exe b/win32/Thunderbird Setup 60.4.0.exe
new file mode 100644
index 0000000..9e74091
--- /dev/null
+++ b/win32/Thunderbird Setup 60.4.0.exe	
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f19c73f183b2fa98d6c6ac79480b6d18dbbef48b2d5788d53cf19eab3c45541b
+size 32106376
diff --git a/win64/Thunderbird Setup 60.3.2.exe b/win64/Thunderbird Setup 60.3.2.exe
deleted file mode 100644
index 9798d22..0000000
--- a/win64/Thunderbird Setup 60.3.2.exe	
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:07fb668c306d33ae6d23aa671012056ed7ea05c425bdcf3ef23c931d1718a2bb
-size 35803680
diff --git a/win64/Thunderbird Setup 60.4.0.exe b/win64/Thunderbird Setup 60.4.0.exe
new file mode 100644
index 0000000..a0284d8
--- /dev/null
+++ b/win64/Thunderbird Setup 60.4.0.exe	
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fc81b51ee070bbad7cf05400da0f8160b8be6e0d45c3ac56b29bbe9182c8a04a
+size 35831688
diff --git a/win64/win32/Thunderbird Setup 60.3.2.exe b/win64/win32/Thunderbird Setup 60.3.2.exe
deleted file mode 100644
index 9798d22..0000000
--- a/win64/win32/Thunderbird Setup 60.3.2.exe	
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:07fb668c306d33ae6d23aa671012056ed7ea05c425bdcf3ef23c931d1718a2bb
-size 35803680