diff --git a/postfix.nix b/postfix.nix
index 499a4de..7c47d31 100644
--- a/postfix.nix
+++ b/postfix.nix
@@ -247,7 +247,7 @@ in {
         enableSubmission = true;
         # useSrs = true;
 
-        dnsBlacklists = cfg.blacklists.dns;
+        dnsBlacklists = cfg.blacklist.dns;
 
         mapFiles = let
           writeEntries = filename: entries: