diff --git a/src/components/forms/Field/DebounceValidationField.js b/src/components/forms/Field/DebounceValidationField.js
index 325946f5..7f32f379 100644
--- a/src/components/forms/Field/DebounceValidationField.js
+++ b/src/components/forms/Field/DebounceValidationField.js
@@ -7,7 +7,7 @@ import { Field } from 'react-final-form'
 
 type Props = {
   validate: () => void,
-  debounce: number,
+  debounce?: number,
 }
 
 const DebounceValidationField = ({ debounce = 1000, validate, ...rest }: Props) => {
diff --git a/src/routes/safe/components/Apps/ManageApps.js b/src/routes/safe/components/Apps/ManageApps.js
index beb3102c..972477ab 100644
--- a/src/routes/safe/components/Apps/ManageApps.js
+++ b/src/routes/safe/components/Apps/ManageApps.js
@@ -10,7 +10,7 @@ import { getAppInfoFromUrl } from './utils'
 import Field from '~/components/forms/Field'
 import DebounceValidationField from '~/components/forms/Field/DebounceValidationField'
 import GnoForm from '~/components/forms/GnoForm'
-import { composeValidators, required } from '~/components/forms/validator'
+import { required } from '~/components/forms/validator'
 import Img from '~/components/layout/Img'
 import appsIconSvg from '~/routes/safe/components/Transactions/TxsTable/TxType/assets/appsIcon.svg'
 
@@ -60,7 +60,7 @@ const composeValidatorsApps = (...validators: Function[]): FieldValidator => (va
   if (!meta.modified) {
     return
   }
-  return composeValidators(validators)
+  return validators.reduce((error, validator) => error || validator(value), undefined)
 }
 
 const ManageApps = ({ appList, onAppAdded, onAppToggle }: Props) => {