diff --git a/packages/xo-web/src/common/intl/messages.js b/packages/xo-web/src/common/intl/messages.js
index aae2c458fcf..09c8e762f4e 100644
--- a/packages/xo-web/src/common/intl/messages.js
+++ b/packages/xo-web/src/common/intl/messages.js
@@ -1016,6 +1016,8 @@ const messages = {
   hostSupportEnabled: 'XCP-ng Pro Support enabled on this host',
   noMoreMaintained: 'This host version is no longer maintained',
   pubKeyTooShort: 'TLS key is too small to update to XCP-ng 8.3',
+  longerCustomCertficate: 'If your certificate is custom, you need to install a new one with a key at least 2048 characters long.',
+  longerDefaultCertificate: 'If your certificate is the default self-signed certificate from host installation, you need to re-generate it from XCP-ng 8.2.1.',
 
   // ----- Host actions ------
   disableMaintenanceMode: 'Disable maintenance mode',
diff --git a/packages/xo-web/src/xo-app/home/host-item.js b/packages/xo-web/src/xo-app/home/host-item.js
index 0f671ce9a8a..dbe0fdcdb4d 100644
--- a/packages/xo-web/src/xo-app/home/host-item.js
+++ b/packages/xo-web/src/xo-app/home/host-item.js
@@ -38,7 +38,6 @@ import styles from './index.css'
 
 import BulkIcons from '../../common/bulk-icons'
 import { LICENSE_WARNING_BODY } from '../host/license-warning'
-// import { LICENSE_WARNING_BODY } from '../host/license-warning'
 import { getXoaPlan, SOURCES } from '../../common/xoa-plans'
 
 @addSubscriptions({
@@ -141,7 +140,8 @@ export default class HostItem extends Component {
     () => this.state.isHostTimeConsistentWithXoaTime,
     this._getAreHostsVersionsEqual,
     () => this.props.state.hostsByPoolId[this.props.item.$pool],
-    (needsRestart, host, isMaintained, isHostTimeConsistentWithXoaTime, isPubKeyTooShort, areHostsVersionsEqual, poolHosts) => {
+    () => this.props.isPubKeyTooShort,
+    (needsRestart, host, isMaintained, isHostTimeConsistentWithXoaTime, areHostsVersionsEqual, poolHosts, isPubKeyTooShort) => {
       const alerts = []
 
       if (needsRestart) {
@@ -206,22 +206,13 @@ export default class HostItem extends Component {
           level: 'warning',
           render: (
             <span>
-              <Icon icon='alarm' /> {_('pubKeyTooShort')} (
+              <Icon icon='alarm' /> {_('pubKeyTooShort')}
                 <span>
-                  <a href='https://xcp-ng.com/pricing.html#xcpngvsxenserver' rel='noopener noreferrer' target='_blank'>
-                    {_('actionsRestricted')}
-                  </a>{' '}
-                  {_('counterRestrictionsOptions')}
                   <ul>
-                    <li>
-                      <a href='https://github.com/xcp-ng/xcp/wiki/Upgrade-from-XenServer' rel='noopener noreferrer' target='_blank'>
-                        {_('counterRestrictionsOptionsXcp')}
-                      </a>
-                    </li>
-                    <li>{_('counterRestrictionsOptionsXsLicense')}</li>
+                    <li>{_('longerCustomCertficate')}</li>
+                    <li>{_('longerDefaultCertificate')}</li>
                   </ul>
                 </span>
-              )
             </span>
           ),
         })