diff --git a/src/js/parser/javascript/repeat_any.js b/src/js/parser/javascript/repeat_any.js
index 268b297..38760cc 100644
--- a/src/js/parser/javascript/repeat_any.js
+++ b/src/js/parser/javascript/repeat_any.js
@@ -1,6 +1,4 @@
 export default {
-  setup() {
-    this.minimum = 0;
-    this.maximum = -1;
-  }
+  minimum: 0,
+  maximum: -1
 };
diff --git a/src/js/parser/javascript/repeat_optional.js b/src/js/parser/javascript/repeat_optional.js
index 4dc5f59..728ed08 100644
--- a/src/js/parser/javascript/repeat_optional.js
+++ b/src/js/parser/javascript/repeat_optional.js
@@ -1,6 +1,4 @@
 export default {
-  setup() {
-    this.minimum = 0;
-    this.maximum = 1;
-  }
+  minimum: 0,
+  maximum: 1
 };
diff --git a/src/js/parser/javascript/repeat_required.js b/src/js/parser/javascript/repeat_required.js
index 5c6aef1..611f996 100644
--- a/src/js/parser/javascript/repeat_required.js
+++ b/src/js/parser/javascript/repeat_required.js
@@ -1,6 +1,4 @@
 export default {
-  setup() {
-    this.minimum = 1;
-    this.maximum = -1;
-  }
+  minimum: 1,
+  maximum: -1
 };