diff --git a/landing/landing.react.js b/landing/landing.react.js
--- a/landing/landing.react.js
+++ b/landing/landing.react.js
@@ -76,15 +76,21 @@
     }
   }, [onKeyservers, onPrivacy, onSupport, onTerms, onTeam, onInvestors, onQR]);
 
-  let header = <Header />;
-  if (onQR) {
-    header = null;
-  }
+  const header = React.useMemo(() => {
+    if (onQR) {
+      return null;
+    }
 
-  let footer = <Footer />;
-  if (onQR) {
-    footer = null;
-  }
+    return <Header />;
+  }, [onQR]);
+
+  const footer = React.useMemo(() => {
+    if (onQR) {
+      return null;
+    }
+
+    return <Footer />;
+  }, [onQR]);
 
   return (
     <div className={css.container}>