diff --git a/guichet.hcl.example b/guichet.hcl.example
index 10feb5b..e2f1791 100644
--- a/guichet.hcl.example
+++ b/guichet.hcl.example
@@ -12,7 +12,7 @@ job "guichet" {
     task "server" {
       driver = "docker"
       config {
-        image = "lxpz/guichet_amd64:2"
+        image = "lxpz/guichet_amd64:3"
         readonly_rootfs = true
         port_map {
           web_port = 9991
diff --git a/profile.go b/profile.go
index e5da091..e7a54bd 100644
--- a/profile.go
+++ b/profile.go
@@ -32,16 +32,19 @@ func handleProfile(w http.ResponseWriter, r *http.Request) {
 		Success:      false,
 	}
 
+	data.Mail = login.UserEntry.GetAttributeValue("mail")
+	data.DisplayName = login.UserEntry.GetAttributeValue("displayname")
+	data.GivenName = login.UserEntry.GetAttributeValue("givenname")
+	data.Surname = login.UserEntry.GetAttributeValue("sn")
+
 	if r.Method == "POST" {
 		r.ParseForm()
 
-		data.Mail = strings.TrimSpace(strings.Join(r.Form["mail"], ""))
 		data.DisplayName = strings.TrimSpace(strings.Join(r.Form["display_name"], ""))
 		data.GivenName = strings.TrimSpace(strings.Join(r.Form["given_name"], ""))
 		data.Surname = strings.TrimSpace(strings.Join(r.Form["surname"], ""))
 
 		modify_request := ldap.NewModifyRequest(login.Info.DN, nil)
-		modify_request.Replace("mail", []string{data.Mail})
 		modify_request.Replace("displayname", []string{data.DisplayName})
 		modify_request.Replace("givenname", []string{data.GivenName})
 		modify_request.Replace("sn", []string{data.Surname})
@@ -52,11 +55,6 @@ func handleProfile(w http.ResponseWriter, r *http.Request) {
 		} else {
 			data.Success = true
 		}
-	} else {
-		data.Mail = login.UserEntry.GetAttributeValue("mail")
-		data.DisplayName = login.UserEntry.GetAttributeValue("displayname")
-		data.GivenName = login.UserEntry.GetAttributeValue("givenname")
-		data.Surname = login.UserEntry.GetAttributeValue("sn")
 	}
 
 	templateProfile.Execute(w, data)
diff --git a/templates/profile.html b/templates/profile.html
index d18c372..bfd79cd 100644
--- a/templates/profile.html
+++ b/templates/profile.html
@@ -23,7 +23,7 @@
     </div>
     <div class="form-group">
       <label for="mail">Adresse e-mail:</label>
-      <input type="text" id="mail" name="mail" class="form-control" value="{{ .Mail }}" />
+      <input type="text" id="mail" disabled="true" name="mail" class="form-control" value="{{ .Mail }}" />
     </div>
     <div class="form-group">
       <label for="display_name">Nom complet:</label>