diff --git a/backend/chainetv/emission.py b/backend/chainetv/emission.py
index e94bd3e..b8a8af3 100644
--- a/backend/chainetv/emission.py
+++ b/backend/chainetv/emission.py
@@ -19,10 +19,10 @@ class Emmission(object):
             return None
         print("load")
         self.html = BeautifulSoup(response.read(),"html.parser")
-        self.timestamp=datetime.utcnow() 
+        self.timeexp=datetime.utcnow() +timedelta(minutes=5)
 
     def parse_emmission(self,strsearch):
-        if (self.timestamp > self.timestamp+timedelta(minutes=5)):
+        if (datetime.utcnow() > self.timeexp):
             self._LoadreferencePage()
         strsearch=strsearch.replace('É','E')
         linkchaine=self.html.find(text=re.compile(re.escape(strsearch)))
@@ -61,4 +61,3 @@ def remove_first_space (string):
             break
     return string[space_number:]
 
-