diff --git a/core/src/plugins/core.conf/class.AbstractAjxpUser.php b/core/src/plugins/core.conf/class.AbstractAjxpUser.php
index da86fefa31..02b7752ba5 100644
--- a/core/src/plugins/core.conf/class.AbstractAjxpUser.php
+++ b/core/src/plugins/core.conf/class.AbstractAjxpUser.php
@@ -607,6 +607,9 @@ public function __sleep(){
 
     public function __wakeup(){
         $this->storage = ConfService::getConfStorageImpl();
+        if(is_string($this->personalRole)){
+            $this->personalRole = AuthService::getRole($this->personalRole);
+        }
         $this->recomputeMergedRole();
     }