1 files changed, 2 insertions, 2 deletions
diff --git a/nixos/modules/services/monitoring/smartd.nix b/nixos/modules/services/monitoring/smartd.nix
index 61ba16123252..1017005226b2 100644
--- a/nixos/modules/services/monitoring/smartd.nix
+++ b/nixos/modules/services/monitoring/smartd.nix
@@ -119,7 +119,7 @@ in
 
           recipient = mkOption {
             default = "root";
-            type = types.string;
+            type = types.str;
             description = "Recipient of the notification messages.";
           };
 
@@ -153,7 +153,7 @@ in
 
           display = mkOption {
             default = ":${toString config.services.xserver.display}";
-            type = types.string;
+            type = types.str;
             description = "DISPLAY to send X11 notifications to.";
           };
         };