diff --git a/web/src/pages/AuthRegister.tsx b/web/src/pages/AuthRegister.tsx
index 2c9835b..9d2a5a8 100644
--- a/web/src/pages/AuthRegister.tsx
+++ b/web/src/pages/AuthRegister.tsx
@@ -76,7 +76,9 @@ export default function AuthRegister() {
             name: name.trim(),
             role,
             // Apenas vincula shopName no json object se a rule aplicável confirmar que a role o exige
+            // Envia ambas as formatações (camelCase para web, snake_case para o trigger SQL)
             shopName: role === 'barbearia' ? shopName.trim() : null,
+            shop_name: role === 'barbearia' ? shopName.trim() : null,
           },
         },
       })
@@ -142,8 +144,8 @@ export default function AuthRegister() {
                     setError('')
                   }}
                   className={`p-4 rounded-xl border-2 transition-all ${role === r
-                      ? 'border-amber-500 bg-amber-50 shadow-md'
-                      : 'border-slate-200 hover:border-amber-300'
+                    ? 'border-amber-500 bg-amber-50 shadow-md'
+                    : 'border-slate-200 hover:border-amber-300'
                     }`}
                 >
                   <div className="flex flex-col items-center gap-2">