diff --git a/src/@types/MetaData.d.ts b/src/@types/MetaData.d.ts
index 023101e30..ee7f94ae9 100644
--- a/src/@types/MetaData.d.ts
+++ b/src/@types/MetaData.d.ts
@@ -19,6 +19,10 @@ export interface MetadataMarket extends Metadata {
   additionalInformation?: AdditionalInformationMarket
 }
 
+export interface PriceOptionsMarket extends PriceOptions {
+  liquidityProviderFee: number
+}
+
 export interface MetadataPublishForm {
   // ---- required fields ----
   name: string
@@ -26,7 +30,7 @@ export interface MetadataPublishForm {
   files: string | File[]
   author: string
   license: string
-  price: PriceOptions
+  price: PriceOptionsMarket
   access: 'Download' | 'Compute' | string
   termsAndConditions: boolean
   // ---- optional fields ----
diff --git a/src/components/atoms/Input/InputElement.module.css b/src/components/atoms/Input/InputElement.module.css
index 37045d189..902d55ef7 100644
--- a/src/components/atoms/Input/InputElement.module.css
+++ b/src/components/atoms/Input/InputElement.module.css
@@ -38,6 +38,15 @@
   color: var(--brand-grey-light);
   cursor: not-allowed;
   pointer-events: none;
+  /* for hiding spin buttons in Firefox */
+  -moz-appearance: textfield;
+}
+
+.input[readonly]::-webkit-inner-spin-button,
+.input[disabled]::-webkit-inner-spin-button,
+.input[readonly]::-webkit-outer-spin-button,
+.input[disabled]::-webkit-outer-spin-button {
+  display: none;
 }
 
 .select {
diff --git a/src/components/molecules/FormFields/Price/Coin.tsx b/src/components/molecules/FormFields/Price/Coin.tsx
index 10d055b3a..f5bff2d2d 100644
--- a/src/components/molecules/FormFields/Price/Coin.tsx
+++ b/src/components/molecules/FormFields/Price/Coin.tsx
@@ -1,6 +1,7 @@
 import React, { ReactElement } from 'react'
 import stylesIndex from './index.module.css'
 import styles from './Coin.module.css'
+import stylesInput from '../../../atoms/Input/index.module.css'
 import InputElement from '../../../atoms/Input/InputElement'
 import { ReactComponent as Logo } from '../../../../images/logo.svg'
 import Conversion from '../../../atoms/Price/Conversion'
@@ -21,7 +22,7 @@ export default function Coin({
   generateName?: () => void
   readOnly?: boolean
 }): ReactElement {
-  const [field] = useField(name)
+  const [field, meta] = useField(name)
 
   return (
     <div className={styles.coin}>
@@ -50,6 +51,9 @@ export default function Coin({
         {datatokenOptions?.symbol === 'OCEAN' && (
           <Conversion price={field.value} className={stylesIndex.conversion} />
         )}
+        {meta.error && meta.touched && (
+          <div className={stylesInput.error}>{meta.error}</div>
+        )}
       </div>
     </div>
   )
diff --git a/src/components/molecules/FormFields/Price/Dynamic.tsx b/src/components/molecules/FormFields/Price/Dynamic.tsx
index a89a45ece..fc5b52d89 100644
--- a/src/components/molecules/FormFields/Price/Dynamic.tsx
+++ b/src/components/molecules/FormFields/Price/Dynamic.tsx
@@ -1,15 +1,16 @@
-import React, { ReactElement, useState, ChangeEvent, useEffect } from 'react'
+import React, { ReactElement, useState, useEffect } from 'react'
 import stylesIndex from './index.module.css'
 import styles from './Dynamic.module.css'
 import FormHelp from '../../../atoms/Input/Help'
 import Wallet from '../../Wallet'
-import { DataTokenOptions, PriceOptions, useOcean } from '@oceanprotocol/react'
+import { DataTokenOptions, useOcean } from '@oceanprotocol/react'
 import Alert from '../../../atoms/Alert'
 import Coin from './Coin'
 import { isCorrectNetwork } from '../../../../utils/wallet'
 import { useSiteMetadata } from '../../../../hooks/useSiteMetadata'
 import Tooltip from '../../../atoms/Tooltip'
 import Fees from './Fees'
+import { PriceOptionsMarket } from '../../../../@types/MetaData'
 
 export default function Dynamic({
   ocean,
@@ -19,7 +20,7 @@ export default function Dynamic({
   content
 }: {
   ocean: number
-  priceOptions: PriceOptions
+  priceOptions: PriceOptionsMarket
   datatokenOptions: DataTokenOptions
   generateName: () => void
   content: any
diff --git a/src/components/molecules/FormFields/Price/Fees.module.css b/src/components/molecules/FormFields/Price/Fees.module.css
index 2105e187a..9bfaf2ba7 100644
--- a/src/components/molecules/FormFields/Price/Fees.module.css
+++ b/src/components/molecules/FormFields/Price/Fees.module.css
@@ -9,7 +9,6 @@
   padding: var(--spacer);
   padding-top: 0;
 
-  align-items: center;
   border-bottom: 1px solid var(--brand-grey-lighter);
 }
 
diff --git a/src/components/molecules/FormFields/Price/Fees.tsx b/src/components/molecules/FormFields/Price/Fees.tsx
index 063cb3fb9..256f89872 100644
--- a/src/components/molecules/FormFields/Price/Fees.tsx
+++ b/src/components/molecules/FormFields/Price/Fees.tsx
@@ -1,6 +1,7 @@
 import React, { ReactElement } from 'react'
 import Tooltip from '../../../atoms/Tooltip'
 import styles from './Fees.module.css'
+import stylesInput from '../../../atoms/Input/index.module.css'
 import { useSiteMetadata } from '../../../../hooks/useSiteMetadata'
 import { useField } from 'formik'
 import Input from '../../../atoms/Input'
@@ -31,7 +32,10 @@ export default function Fees({
           small
           {...field}
           additionalComponent={
-            meta.error && meta.touched && <div>{meta.error}</div>
+            meta.error &&
+            meta.touched && (
+              <div className={stylesInput.error}>{meta.error}</div>
+            )
           }
         />
 
diff --git a/src/components/molecules/FormFields/Price/Fixed.module.css b/src/components/molecules/FormFields/Price/Fixed.module.css
index 4eef6bea7..9d7ca5a15 100644
--- a/src/components/molecules/FormFields/Price/Fixed.module.css
+++ b/src/components/molecules/FormFields/Price/Fixed.module.css
@@ -2,6 +2,10 @@
   composes: content from './index.module.css';
 }
 
+.form {
+  position: relative;
+}
+
 @media (min-width: 55rem) {
   .form {
     max-width: 12rem;
diff --git a/src/components/molecules/FormFields/Price/Fixed.tsx b/src/components/molecules/FormFields/Price/Fixed.tsx
index 979333340..ffd3aef71 100644
--- a/src/components/molecules/FormFields/Price/Fixed.tsx
+++ b/src/components/molecules/FormFields/Price/Fixed.tsx
@@ -1,6 +1,7 @@
 import React, { ReactElement } from 'react'
 import stylesIndex from './index.module.css'
 import styles from './Fixed.module.css'
+import stylesInput from '../../../atoms/Input/index.module.css'
 import FormHelp from '../../../atoms/Input/Help'
 import Conversion from '../../../atoms/Price/Conversion'
 import { DataTokenOptions } from '@oceanprotocol/react'
@@ -32,10 +33,18 @@ export default function Fixed({
             type="number"
             prefix="OCEAN"
             {...field}
+            additionalComponent={
+              <Conversion
+                price={field.value}
+                className={stylesIndex.conversion}
+              />
+            }
           />
-          <Conversion price={field.value} className={stylesIndex.conversion} />
+          {meta.error && meta.touched && (
+            <div className={stylesInput.error}>{meta.error}</div>
+          )}
         </div>
-        {meta.error && meta.touched && <div>{meta.error}</div>}
+
         {datatokenOptions && (
           <div className={styles.datatoken}>
             <h4>
diff --git a/src/components/molecules/FormFields/Price/index.module.css b/src/components/molecules/FormFields/Price/index.module.css
index 7655b3bbc..22182cdad 100644
--- a/src/components/molecules/FormFields/Price/index.module.css
+++ b/src/components/molecules/FormFields/Price/index.module.css
@@ -20,6 +20,11 @@
   margin-bottom: 0;
 }
 
+.content [class*='error'] {
+  text-align: left;
+  top: 100%;
+}
+
 .conversion {
   width: 100%;
   display: block;
diff --git a/src/components/molecules/FormFields/Price/index.tsx b/src/components/molecules/FormFields/Price/index.tsx
index e1b51fe33..6e0e7395a 100644
--- a/src/components/molecules/FormFields/Price/index.tsx
+++ b/src/components/molecules/FormFields/Price/index.tsx
@@ -8,6 +8,7 @@ import Dynamic from './Dynamic'
 import { useField } from 'formik'
 import { useUserPreferences } from '../../../../providers/UserPreferences'
 import { DataTokenOptions, PriceOptions, useOcean } from '@oceanprotocol/react'
+import { PriceOptionsMarket } from '../../../../@types/MetaData'
 
 const query = graphql`
   query PriceFieldQuery {
@@ -45,7 +46,7 @@ export default function Price(props: InputProps): ReactElement {
   const { ocean } = useOcean()
 
   const [field, meta, helpers] = useField(props.name)
-  const { price }: PriceOptions = field.value
+  const { price }: PriceOptionsMarket = field.value
 
   const [tokensToMint, setTokensToMint] = useState<number>()
   const [datatokenOptions, setDatatokenOptions] = useState<DataTokenOptions>()
diff --git a/src/models/FormPublish.ts b/src/models/FormPublish.ts
index a3b8afb8a..b6fb6796a 100644
--- a/src/models/FormPublish.ts
+++ b/src/models/FormPublish.ts
@@ -8,17 +8,15 @@ export const validationSchema = Yup.object().shape<MetadataPublishForm>({
   author: Yup.string().required('Required'),
   price: Yup.object()
     .shape({
-      price: Yup.number()
-        .min(1, 'Must be greater than 0')
-        .positive()
-        .required('Required'),
+      price: Yup.number().min(1, 'Must be greater than 0').required('Required'),
       tokensToMint: Yup.number().positive().required('Required'),
       type: Yup.string()
         .matches(/fixed|dynamic/g)
         .required('Required'),
       weightOnDataToken: Yup.string().required('Required'),
-      liquidityProviderFee: Yup.string()
-        .matches(/0.[0-9]/, 'Only values between 0.1 - 0.9 are allowed')
+      liquidityProviderFee: Yup.number()
+        .min(0.1, 'Must be more or equal to 0.1')
+        .max(0.9, 'Must be less or equal to 0.9')
         .required('Required')
     })
     .required('Required'),
@@ -44,8 +42,7 @@ export const initialValues: MetadataPublishForm = {
     type: 'fixed',
     tokensToMint: 1,
     weightOnDataToken: '9', // 90% on data token
-    liquidityProviderFee: '0.1', // in %
-    price: 1
+    liquidityProviderFee: 0.1 // in %
   },
   files: '',
   description: '',