diff --git a/frontend/src/components/Captcha.jsx b/frontend/src/components/Captcha.jsx
index 87626cf..6c2df87 100644
--- a/frontend/src/components/Captcha.jsx
+++ b/frontend/src/components/Captcha.jsx
@@ -27,7 +27,7 @@ export default function Captcha({ onToken }) {
         try {
           window.turnstile.remove(widgetIdRef.current)
         } catch {
-          // Rien à faire
+          // Widget déjà supprimé
         }
 
         widgetIdRef.current = null
@@ -41,6 +41,7 @@ export default function Captcha({ onToken }) {
           sitekey: TURNSTILE_SITE_KEY,
           language: 'fr',
           size: 'flexible',
+          appearance: 'always',
 
           callback: (token) => {
             onToken(token)
@@ -66,23 +67,28 @@ export default function Captcha({ onToken }) {
       return
     }
 
-    const previousCallback = window.onloadTurnstileCallback
+    if (existingScript) {
+      existingScript.addEventListener('load', renderWidget, {
+        once: true,
+      })
 
-    window.onloadTurnstileCallback = () => {
-      previousCallback?.()
-      renderWidget()
+      return () => {
+        cancelled = true
+      }
     }
 
-    if (!existingScript) {
-      const script = document.createElement('script')
+    const script = document.createElement('script')
 
-      script.id = TURNSTILE_SCRIPT_ID
-      script.src = `${TURNSTILE_SCRIPT_URL}&onload=onloadTurnstileCallback`
-      script.async = true
-      script.defer = true
+    script.id = TURNSTILE_SCRIPT_ID
+    script.src = TURNSTILE_SCRIPT_URL
+    script.async = true
+    script.defer = true
 
-      document.head.appendChild(script)
-    }
+    script.addEventListener('load', renderWidget, {
+      once: true,
+    })
+
+    document.head.appendChild(script)
 
     return () => {
       cancelled = true
@@ -94,7 +100,7 @@ export default function Captcha({ onToken }) {
         try {
           window.turnstile.remove(widgetIdRef.current)
         } catch {
-          // Rien à faire
+          // Widget déjà supprimé
         }
       }