diff --git a/ereuse_devicehub/resources/action/models.py b/ereuse_devicehub/resources/action/models.py
index 0ba94a91..07c1c1b9 100644
--- a/ereuse_devicehub/resources/action/models.py
+++ b/ereuse_devicehub/resources/action/models.py
@@ -1337,8 +1337,8 @@ class Live(JoinedWithOneDeviceMixin, ActionWithOneDevice):
         self.actions.reverse()
 
     def last_usage_time_allocate(self):
-        """If we don't have self.usage_time_hdd then we need search the last
-           usage_time_allocate valid"""
+        """If we don't have self.usage_time_hdd then we need search the last 
+           action Live with usage_time_allocate valid"""
         for e in self.actions:
             if isinstance(e, Live) and e.created < self.created:
                 if not e.usage_time_allocate:
diff --git a/ereuse_devicehub/resources/action/views.py b/ereuse_devicehub/resources/action/views.py
index a6aa108e..f6e5eb8c 100644
--- a/ereuse_devicehub/resources/action/views.py
+++ b/ereuse_devicehub/resources/action/views.py
@@ -267,7 +267,7 @@ class ActionView(View):
         live.sort_actions()
         diff_time = live.diff_time()
         if diff_time is None:
-            warning = "Don't exist one previus live or snapshot as reference"
+            warning = "Don't exist one previous live or snapshot as reference"
             live.description += warning
             live.severity = Severity.Warning
         elif diff_time < timedelta(0):