diff --git a/frontend/src/ts/pages/settings.ts b/frontend/src/ts/pages/settings.ts
index 5f7652e23..b5439d0a3 100644
--- a/frontend/src/ts/pages/settings.ts
+++ b/frontend/src/ts/pages/settings.ts
@@ -19,7 +19,7 @@ import Ape from "../ape";
 import { areFunboxesCompatible } from "../test/funbox/funbox-validation";
 import * as Skeleton from "../popups/skeleton";
 
-interface SettingsGroups<T> {
+interface SettingsGroups<T extends MonkeyTypes.ConfigValues> {
   [key: string]: SettingsGroup<T>;
 }
 
diff --git a/frontend/src/ts/settings/settings-group.ts b/frontend/src/ts/settings/settings-group.ts
index b75f92a9d..c271bd7ad 100644
--- a/frontend/src/ts/settings/settings-group.ts
+++ b/frontend/src/ts/settings/settings-group.ts
@@ -1,6 +1,6 @@
 import Config from "../config";
 
-export default class SettingsGroup<T> {
+export default class SettingsGroup<T extends MonkeyTypes.ConfigValues> {
   public configName: string;
   public configValue: T;
   public configFunction: (param: T, nosave?: boolean) => boolean;