diff --git a/home/modules/programs/khal-notification.nix b/home/modules/programs/khal-notification.nix
index aa39fda..a057ee5 100644
--- a/home/modules/programs/khal-notification.nix
+++ b/home/modules/programs/khal-notification.nix
@@ -16,7 +16,7 @@ let
 
     text = ''
       date=$(date "+%H:%M:00")
-      events=$(khal list --notstarted "$date" "$1")
+      events=$(khal list -d contact_birthdays --notstarted "$date" "$1")
       if [ -z "$events" ]; then
         exit 0;
       fi