diff --git a/Front-End/src/components/FileUpload.js b/Front-End/src/components/FileUpload.js
index a461a9b..f809323 100644
--- a/Front-End/src/components/FileUpload.js
+++ b/Front-End/src/components/FileUpload.js
@@ -69,7 +69,9 @@ export default function FileUpload({
           <CloudUpload className="w-6 h-6 text-emerald-500" />
           <p className="text-sm font-medium text-gray-800">
             <span className="font-semibold">
-              {existingFile.split('/').pop()}
+              {typeof existingFile === 'string'
+                ? existingFile.split('/').pop()
+                : existingFile?.name || 'Fichier inconnu'}
             </span>
           </p>
         </div>
diff --git a/Front-End/src/components/Inscription/ResponsableInputFields.js b/Front-End/src/components/Inscription/ResponsableInputFields.js
index a9f5b18..e2397d4 100644
--- a/Front-End/src/components/Inscription/ResponsableInputFields.js
+++ b/Front-End/src/components/Inscription/ResponsableInputFields.js
@@ -14,6 +14,7 @@ export default function ResponsableInputFields({
 }) {
   const t = useTranslations('ResponsableInputFields');
   const { selectedEstablishmentId } = useEstablishment();
+  const MAX_GUARDIANS = 2;
 
   useEffect(() => {
     const isValid =
@@ -241,8 +242,20 @@ export default function ResponsableInputFields({
 
       <div className="flex justify-center">
         <Plus
-          className="w-8 h-8 text-green-500 cursor-pointer hover:text-green-700 transition-colors border-2 border-green-500 hover:border-green-700 rounded-full p-1"
-          onClick={(e) => addGuardian(e)}
+          className={`w-8 h-8 ${
+            guardians.length >= MAX_GUARDIANS
+              ? 'text-gray-400 cursor-not-allowed'
+              : 'text-green-500 cursor-pointer hover:text-green-700'
+          } transition-colors border-2 ${
+            guardians.length >= MAX_GUARDIANS
+              ? 'border-gray-400'
+              : 'border-green-500 hover:border-green-700'
+          } rounded-full p-1`}
+          onClick={(e) => {
+            if (guardians.length < MAX_GUARDIANS) {
+              addGuardian(e);
+            }
+          }}
         />
       </div>
     </div>