diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index d0bf368aeb2ebf17dc195530b9ccb654560aa526..577bcb9585838c96ecbc30129ac41f642f8ca17e 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -68,16 +68,46 @@ let FooBar;
 let fooBar;
 ```
 
-* JavaScript constants should be `ALLCAPS`.
+* Enum members should be `ALLCAPS`.
+
+```ts
+// bad
+enum Foo {
+  bar = 'bar',
+  Baz = 'baz',
+}
+
+// good
+enum Foo {
+  BAR = 'bar',
+  BAZ = 'baz',
+}
+```
+
+This also applies to JavaScript objects that are used as enums.
 
 ```js
 // bad
-const foo = 'foo';
-const fooBar = 'fooBar';
+/** @enum {string} */
+const foo = {
+  bar: 'bar',
+  Baz: 'baz',
+}
 
 // good
-const FOO = 'foo';
-const FOOBAR = 'fooBar';
+/** @enum {string} */
+const foo = {
+  BAR: 'bar',
+  BAZ: 'baz',
+}
+
+
+// better
+/** @enum {string} */
+const Foo = {
+  BAR: 'bar',
+  BAZ: 'baz',
+}
 ```
 
 * JavaScript classes and namespaces should be `PascalCase`.
diff --git a/js/003-data/constants.js b/js/003-data/constants.js
index 96a0787e125cb69614140bc1bb931afc99846b62..e95ba10df9f31684574894f8905bb429146cff05 100644
--- a/js/003-data/constants.js
+++ b/js/003-data/constants.js
@@ -68,6 +68,7 @@ globalThis.Job = Object.freeze({
 	TANK: '@lay in tank'
 });
 
+
 /**
  * @enum {string}
  */