diff --git a/modules/caissedepargne/browser.py b/modules/caissedepargne/browser.py
index 20926227cdddfe4ef527057a5c5158b6bd18840f..0c33728df087633b08939b22e6151212abaaebfc 100644
--- a/modules/caissedepargne/browser.py
+++ b/modules/caissedepargne/browser.py
@@ -271,6 +271,11 @@ def do_api_pre_login(self):
             self.cdetab = self.page.get_cdetab()
             self.connection_type = self.page.get_connection_type()
 
+    def get_cdetab(self):
+        if not self.cdetab:
+            self.do_api_pre_login()  # this sets cdetab
+        return self.cdetab
+
     def get_connection_data(self):
         """
         Attempt to log in.