diff --git a/src/javascript/app/pages/trade/markets.jsx b/src/javascript/app/pages/trade/markets.jsx
index 9e2847255f3..e4c62958165 100644
--- a/src/javascript/app/pages/trade/markets.jsx
+++ b/src/javascript/app/pages/trade/markets.jsx
@@ -567,7 +567,7 @@ class Markets extends React.Component {
                                             const derived_category = group_markets[item].markets[0].key;
                                             return (
                                                 item === 'none' ? (
-                                                    <React.Fragment>
+                                                    <React.Fragment key={derived_category}>
                                                         {group_markets[item].markets.map((m) => (
                                                             <li
                                                                 onClick = {scrollToMarket.bind(null, m.key)}
diff --git a/src/root_files/app/index.html b/src/root_files/app/index.html
index ca62f392872..ee99171a48a 100644
--- a/src/root_files/app/index.html
+++ b/src/root_files/app/index.html
@@ -18,6 +18,7 @@
         <meta charset="utf-8" />
         <meta name="google-site-verification" content="Myh35QddfEArh0686LcO2zMjrgv0C7L4FCBU0k0oZvU" />
         <meta name='referrer' content='origin' />
+        <meta name='version' content='1.0' />
         <script type="text/javascript">
             var redirectTimeOut,
                 lang;
diff --git a/src/templates/_common/_layout/head.jsx b/src/templates/_common/_layout/head.jsx
index 74053cf6d32..b9d353c6a4c 100644
--- a/src/templates/_common/_layout/head.jsx
+++ b/src/templates/_common/_layout/head.jsx
@@ -12,6 +12,7 @@ const Head = () => (
         <meta name='keywords' content={` ${it.L('binary options, forex, forex trading, online trading, financial trading, binary trading, index trading, trading stock indices, forex trades, trading commodities, binary options strategy, binary broker, binary bet, binary options trading platform, binary strategy, finance, investment, trading')}`} />
         <meta name='author' content={it.broker_name} />
         <meta name='viewport' content='width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no' />
+        <meta name='version' content='1.0' />
         <meta name='dcterms.rightsHolder' content={it.broker_name} />
         <meta name='dcterms.rights' content={it.broker_name} />
         <meta name='google-site-verification' content='roReCEK-wNa1EMA6ZM9a4zCOQOMqxfJjvfsZMC9qh_k' />
diff --git a/src/templates/landing_pages/_common/layout.jsx b/src/templates/landing_pages/_common/layout.jsx
index 1478a3ceac8..610777468ec 100644
--- a/src/templates/landing_pages/_common/layout.jsx
+++ b/src/templates/landing_pages/_common/layout.jsx
@@ -21,6 +21,7 @@ const Layout = ({
             <meta name='keywords' content={it.L('binary options, forex, forex trading, online trading, financial trading, binary trading, index trading, trading stock indices, forex trades, trading commodities, binary options strategy, binary broker, binary bet, binary options trading platform, binary strategy, finance, investment, trading')} />
             <meta name='author' content={it.broker_name} />
             <meta name='viewport' content='width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no' />
+            <meta name='version' content='1.0' />
             <meta name='dcterms.rightsHolder' content={it.broker_name} />
             <meta name='dcterms.rights' content={it.broker_name} />
             <meta property='og:title' content={it.broker_name} />