diff --git a/src/components/forms/validator.ts b/src/components/forms/validator.ts
index ecd3d604..2f5e052e 100644
--- a/src/components/forms/validator.ts
+++ b/src/components/forms/validator.ts
@@ -40,6 +40,14 @@ export const greaterThan = (min: number | string) => (value: string) => {
   return `Should be greater than ${min}`
 }
 
+export const equalOrGreaterThan = (min: number | string) => (value: string) => {
+  if (Number.isNaN(Number(value)) || Number.parseFloat(value) >= Number(min)) {
+    return undefined
+  }
+
+  return `Should be equal or greater than ${min}`
+}
+
 const regexQuery = /^(?:(?:https?|ftp):\/\/)(?:\S+(?::\S*)?@)?(?:(?!(?:10|127)(?:\.\d{1,3}){3})(?!(?:169\.254|192\.168)(?:\.\d{1,3}){2})(?!172\.(?:1[6-9]|2\d|3[0-1])(?:\.\d{1,3}){2})(?:[1-9]\d?|1\d\d|2[01]\d|22[0-3])(?:\.(?:1?\d{1,2}|2[0-4]\d|25[0-5])){2}(?:\.(?:[1-9]\d?|1\d\d|2[0-4]\d|25[0-4]))|(?:(?:[a-z\u00a1-\uffff0-9]-*)*[a-z\u00a1-\uffff0-9]+)(?:\.(?:[a-z\u00a1-\uffff0-9]-*)*[a-z\u00a1-\uffff0-9]+)*(?:\.(?:[a-z\u00a1-\uffff]{2,}))\.?)(?::\d{2,5})?(?:[/?#]\S*)?$/i
 const url = new RegExp(regexQuery)
 export const mustBeUrl = (value: string) => {
diff --git a/src/routes/safe/components/Balances/SendModal/screens/ContractInteraction/SendCustomTx/index.tsx b/src/routes/safe/components/Balances/SendModal/screens/ContractInteraction/SendCustomTx/index.tsx
index 69c172d4..a222e961 100644
--- a/src/routes/safe/components/Balances/SendModal/screens/ContractInteraction/SendCustomTx/index.tsx
+++ b/src/routes/safe/components/Balances/SendModal/screens/ContractInteraction/SendCustomTx/index.tsx
@@ -19,7 +19,7 @@ import Field from 'src/components/forms/Field'
 import GnoForm from 'src/components/forms/GnoForm'
 import TextField from 'src/components/forms/TextField'
 import TextareaField from 'src/components/forms/TextareaField'
-import { composeValidators, maxValue, mustBeFloat, greaterThan } from 'src/components/forms/validator'
+import { composeValidators, maxValue, mustBeFloat, equalOrGreaterThan } from 'src/components/forms/validator'
 import Block from 'src/components/layout/Block'
 import Button from 'src/components/layout/Button'
 import ButtonLink from 'src/components/layout/ButtonLink'
@@ -230,7 +230,7 @@ const SendCustomTx: React.FC<Props> = ({ initialValues, onClose, onNext, contrac
                       placeholder="Value*"
                       text="Value*"
                       type="text"
-                      validate={composeValidators(mustBeFloat, maxValue(ethBalance), greaterThan(0))}
+                      validate={composeValidators(mustBeFloat, maxValue(ethBalance), equalOrGreaterThan(0))}
                     />
                   </Col>
                 </Row>