diff --git a/work_helpers/ics2table.py b/work_helpers/ics2table.py
index 971d4a5..b86fbfd 100644
--- a/work_helpers/ics2table.py
+++ b/work_helpers/ics2table.py
@@ -21,16 +21,18 @@ LATEST = datetime.now() + timedelta(days=30 * 6)
 TABLE_COLUMN_ORDER = ("date", "location", "presenter")
 
 # for mail sending
-MAIL_RECIPIENTS = ",".join(
+MAIL_RECIPIENT_LIST = "cpistaff@imtek.de"
+MAIL_RECIPIENTS_CC = ",".join(
     [
-        "cpistaff@imtek.de",
-        
         "jaro.homburger@biologie.uni-freiburg.de",
         "kubilay.acar@continental.com",
         "Mario.diehlmann@basf.com",
         "paul.fernandez@fmf.uni-freiburg.de",
         "sunil.shetty@uniklinik-freiburg.de",
-
+    ]
+)
+MAIL_RECIPIENTS_BCC = ",".join(
+    [
         "andrealayedra@hotmail.com",
         "sofia.genoves94@gmail.com",
         "sofia.genoves@yahoo.com.ar",
@@ -191,7 +193,11 @@ def group_schedule():
         "",
         "",
         "",
-        MAIL_RECIPIENTS,
+        MAIL_RECIPIENT_LIST,
+        "",
+        MAIL_RECIPIENTS_CC,
+        "",
+        MAIL_RECIPIENTS_BCC,
         "",
         MAIL_SUBJECT,
         MAIL_START,