diff --git a/generic/views.py b/generic/views.py
index e285e4f8..dece8af2 100644
--- a/generic/views.py
+++ b/generic/views.py
@@ -855,7 +855,7 @@ def create_cid_users(request):
         new_cid = max(CidUser.objects.all().order_by("-cid")[0].cid+1, 50000)
 
         for n in range(number):
-            passcode = random.choice(string.ascii_uppercase) * 4
+            passcode = random.choices(string.ascii_uppercase, 4)
             c = CidUser(cid=new_cid, passcode=passcode)
             c.save()
             new_cid = new_cid + 1