diff --git a/apps/web/src/components/ChallengeScreen.svelte b/apps/web/src/components/ChallengeScreen.svelte
index a40f33130053..33f24841cf0e 100644
--- a/apps/web/src/components/ChallengeScreen.svelte
+++ b/apps/web/src/components/ChallengeScreen.svelte
@@ -12,6 +12,7 @@
   // TODO: deal with this ignore comment
   // eslint-disable-next-line @typescript-eslint/no-unused-vars
   import db from "../db/db"
+  import isBrowser from "../utils/isBrowser"
 
   export let rawChallenges
   export let languageName
@@ -21,7 +22,8 @@
   export let courseURL
   export let skillId
   export let expectedNumberOfChallenges
-  export let testChallenge
+
+  const testChallenge = isBrowser() && new URLSearchParams(window.location.search).get("testChallenge")
 
   type CardChallengeType = {
     id: string
diff --git a/apps/web/src/routes/course/[courseName]/skill/[id]/index.svelte b/apps/web/src/routes/course/[courseName]/skill/[id]/index.svelte
index 4fcd8cfe41f3..3eff201736d6 100644
--- a/apps/web/src/routes/course/[courseName]/skill/[id]/index.svelte
+++ b/apps/web/src/routes/course/[courseName]/skill/[id]/index.svelte
@@ -15,7 +15,6 @@
       const skillId = skillData.id
 
       return {
-          testChallenge: page.query.testChallenge,
           rawChallenges: Array.from(rawChallenges),
           languageName,
           languageCode,
@@ -36,7 +35,6 @@
   export let rawChallenges
   export let languageName: string
   export let languageCode: string
-  export let testChallenge: string | undefined
   export let specialCharacters: Array<string>
   export let id: string
   export let courseURL: string
@@ -56,7 +54,6 @@
 <NavBar />
 
 <ChallengeScreen
-  {testChallenge}
   {expectedNumberOfChallenges}
   {skillId}
   {rawChallenges}