diff --git a/packages/builder/src/helpers/planTitle.js b/packages/builder/src/helpers/planTitle.ts
similarity index 86%
rename from packages/builder/src/helpers/planTitle.js
rename to packages/builder/src/helpers/planTitle.ts
index c08b8bf3fe..ab342b4d93 100644
--- a/packages/builder/src/helpers/planTitle.js
+++ b/packages/builder/src/helpers/planTitle.ts
@@ -1,6 +1,6 @@
 import { PlanType } from "@budibase/types"
 
-export function getFormattedPlanName(userPlanType) {
+export function getFormattedPlanName(userPlanType: PlanType) {
   let planName
   switch (userPlanType) {
     case PlanType.PRO:
@@ -29,6 +29,6 @@ export function getFormattedPlanName(userPlanType) {
   return `${planName} Plan`
 }
 
-export function isPremiumOrAbove(userPlanType) {
+export function isPremiumOrAbove(userPlanType: PlanType) {
   return ![PlanType.PRO, PlanType.TEAM, PlanType.FREE].includes(userPlanType)
 }
diff --git a/packages/builder/src/helpers/sanitizeUrl.js b/packages/builder/src/helpers/sanitizeUrl.ts
similarity index 88%
rename from packages/builder/src/helpers/sanitizeUrl.js
rename to packages/builder/src/helpers/sanitizeUrl.ts
index 4d00c503fb..5b76930037 100644
--- a/packages/builder/src/helpers/sanitizeUrl.js
+++ b/packages/builder/src/helpers/sanitizeUrl.ts
@@ -1,4 +1,4 @@
-export default function (url) {
+export default function (url: string) {
   return url
     .split("/")
     .map(part => {