diff --git a/frontend/app/components/Client/Users/components/UserForm/UserForm.tsx b/frontend/app/components/Client/Users/components/UserForm/UserForm.tsx
index 9bd37624d..44f7dfb2e 100644
--- a/frontend/app/components/Client/Users/components/UserForm/UserForm.tsx
+++ b/frontend/app/components/Client/Users/components/UserForm/UserForm.tsx
@@ -59,6 +59,7 @@ function UserForm(props: Props) {
                     <Input
                         name="name"
                         autoFocus
+                        maxLength="50"
                         value={ user.name }
                         onChange={ write }
                         className="w-full"
@@ -71,6 +72,7 @@ function UserForm(props: Props) {
                     <Input
                         disabled={user.exists()}
                         name="email"
+                        maxLength="320"
                         value={ user.email }
                         onChange={ write }
                         className="w-full"