diff --git a/src/components/CreateServer/CreateServer.jsx b/src/components/CreateServer/CreateServer.jsx
index 9b7341b..814a15a 100644
--- a/src/components/CreateServer/CreateServer.jsx
+++ b/src/components/CreateServer/CreateServer.jsx
@@ -46,6 +46,10 @@ const CreateServer = ({ user, onCreateServer, onSubdomainUpdate, onCancel, noSer
     }
   };
 
+  const validateInput = (input) => {
+    return input.replace(/[^a-zA-Z]/g, '');
+  };
+
   return (
     <div className={styles.container}>
       {noServers ? (
@@ -68,7 +72,7 @@ const CreateServer = ({ user, onCreateServer, onSubdomainUpdate, onCancel, noSer
                 className={styles.inputsubdomain}
                 type="text"
                 value={subdomainInput}
-                onChange={(e) => setSubdomainInput(e.target.value)}
+                onChange={(e) => setSubdomainInput(validateInput(e.target.value))}
                 placeholder='Nom du sous domaine'
               />
               <button className={styles.btnSubCreate} onClick={handleSaveSubdomain}>
@@ -86,7 +90,7 @@ const CreateServer = ({ user, onCreateServer, onSubdomainUpdate, onCancel, noSer
                 type="text"
                 placeholder="Nom du serveur"
                 value={serverName}
-                onChange={(e) => setServerName(e.target.value)}
+                onChange={(e) => setServerName(validateInput(e.target.value))}
               />
               <select
                 className={styles.select}
diff --git a/src/pages/ServerDetails/ServerDetails.jsx b/src/pages/ServerDetails/ServerDetails.jsx
index 01d6592..2f66608 100644
--- a/src/pages/ServerDetails/ServerDetails.jsx
+++ b/src/pages/ServerDetails/ServerDetails.jsx
@@ -37,9 +37,14 @@ const ServerDetails = ({ user }) => {
     fetchServer();
   }, [serverName]);
 
+  const validateInput = (input) => {
+    return input.replace(/[^a-zA-Z]/g, '');
+  };
+
   const handleChange = (e) => {
     const { name, value } = e.target;
-    setServer({ ...server, [name]: value });
+    const validatedValue = name === 'motd' ? validateInput(value) : value;
+    setServer({ ...server, [name]: validatedValue });
   };
 
   const handleSave = async () => {
@@ -55,14 +60,12 @@ const ServerDetails = ({ user }) => {
         ['pvp', server.pvp.toString()]
       ];
 
-
-
       await serviiApi.updateProperties(server.name, props); 
     } catch (error) {
       console.error('Error updating server:', error);
       alert('Error updating server');
     }
-    handleQuit()
+    handleQuit();
   };
 
   const handleQuit = () => {