diff --git a/convex/constants.ts b/convex/constants.ts
index 373e263..c8cd4ae 100644
--- a/convex/constants.ts
+++ b/convex/constants.ts
@@ -335,13 +335,11 @@ export type Cost = {
   description: string;
 };
 
-export const FREE = "free";
-
 /**
  * Estimated time units.
  * Used to display estimated time in quest details.
  */
-export const ESTIMATED_TIME_UNITS = {
+export const TIME_UNITS = {
   minutes: "Minutes",
   hours: "Hours",
   days: "Days",
@@ -349,7 +347,7 @@ export const ESTIMATED_TIME_UNITS = {
   months: "Months",
 } as const;
 
-export type TimeRequiredUnit = keyof typeof ESTIMATED_TIME_UNITS;
+export type TimeRequiredUnit = keyof typeof TIME_UNITS;
 
 export type TimeRequired = {
   min: number;
diff --git a/convex/validators.ts b/convex/validators.ts
index 9e3646b..353e70c 100644
--- a/convex/validators.ts
+++ b/convex/validators.ts
@@ -1,13 +1,13 @@
 import { v } from "convex/values";
 import {
   CATEGORIES,
-  ESTIMATED_TIME_UNITS,
   FIELDS,
   GROUP_QUESTS_BY,
   JURISDICTIONS,
   ROLES,
   STATUS,
   THEMES,
+  TIME_UNITS,
 } from "./constants";
 
 export const jurisdiction = v.union(
@@ -41,5 +41,5 @@ export const category = v.union(
 );
 
 export const timeRequiredUnit = v.union(
-  ...Object.keys(ESTIMATED_TIME_UNITS).map((unit) => v.literal(unit)),
+  ...Object.keys(TIME_UNITS).map((unit) => v.literal(unit)),
 );
diff --git a/src/routes/_authenticated/admin/quests/$questId.tsx b/src/routes/_authenticated/admin/quests/$questId.tsx
index d559f41..6cd2278 100644
--- a/src/routes/_authenticated/admin/quests/$questId.tsx
+++ b/src/routes/_authenticated/admin/quests/$questId.tsx
@@ -16,9 +16,9 @@ import {
   type Category,
   type Cost,
   DEFAULT_TIME_REQUIRED,
-  ESTIMATED_TIME_UNITS,
   JURISDICTIONS,
   type Jurisdiction,
+  TIME_UNITS,
   type TimeRequired,
   type TimeRequiredUnit,
 } from "@convex/constants";
@@ -191,7 +191,7 @@ const TimeRequiredInput = memo(function TimeRequiredInput({
           })
         }
       >
-        {Object.entries(ESTIMATED_TIME_UNITS).map(([key, label]) => (
+        {Object.entries(TIME_UNITS).map(([key, label]) => (
           <SelectItem key={key} id={key}>
             {label}
           </SelectItem>