diff --git a/src/inventary/CreateInventary.js b/src/inventary/CreateInventary.js
index f69408fbf89b432ec74f9316578c4b6b848652cb..2c1674c915ae606a49bf8d4422aa97e4ab4146c1 100644
--- a/src/inventary/CreateInventary.js
+++ b/src/inventary/CreateInventary.js
@@ -38,7 +38,7 @@ function CreateInventary() {
     };
   };
 
-  const disabled = !picks;
+  const disabled = picks.length == 0;
 
   const supplierOptions = [<option key=""></option>].concat(
     suppliers.map((s) => <option key={s.ID}>{s.name}</option>)
@@ -77,7 +77,7 @@ function CreateInventary() {
       <Form.Group as={Row}>
         <Col>
           <div className="text-right">
-            <Button type="submit" disabled={disabled}>
+            <Button variant="primary" type="submit" disabled={disabled}>
               Añadir entrada
             </Button>
           </div>