diff --git a/.config/aerc/accounts.conf b/.config/aerc/accounts.conf
index 07162c2c..7cdd9edc 100644
--- a/.config/aerc/accounts.conf
+++ b/.config/aerc/accounts.conf
@@ -21,7 +21,7 @@ pgp-opportunistic-encrypt   = false
 pgp-error-level             = warn
 pgp-key-id                  = 965699C862DA92143CDE2877D1B0947B25420214
 # Address Book
-carddav-source = https://daniel%40ficd.ca@carddav.fastmail.com/dav/addressbooks/user/address@fastmail.com/Default
+carddav-source = https://daniel%40ficd.ca%2BDefault@carddav.fastmail.com/dav/addressbooks/user/daniel%40ficd.ca/Default
 carddav-source-cred-cmd = pass show fastmail/carddav
 address-book-cmd = carddav-query -S Fastmail %s