diff --git a/nixos/modules/services/monitoring/collectd.nix b/nixos/modules/services/monitoring/collectd.nix
index ad0cf4735ad4..6af04d22f0f7 100644
--- a/nixos/modules/services/monitoring/collectd.nix
+++ b/nixos/modules/services/monitoring/collectd.nix
@@ -57,7 +57,7 @@ in {
       description = ''
         Build a minimal collectd package with only the configured `services.collectd.plugins`
       '';
-      type = types.bool;
+      type = bool;
     };
 
     user = mkOption {
@@ -98,7 +98,7 @@ in {
       description = ''
         Attribute set of plugin names to plugin config segments
       '';
-      type = types.attrsOf types.str;
+      type = attrsOf lines;
     };
 
     extraConfig = mkOption {