diff --git a/components/AddChainSection.tsx b/components/AddChainSection.tsx
index 41723d0..b0274d3 100644
--- a/components/AddChainSection.tsx
+++ b/components/AddChainSection.tsx
@@ -10,7 +10,7 @@ const AddChainSection: React.FC = () => {
       <Link
         href="https://github.com/blockscout/chainscout?tab=readme-ov-file#contributing"
         target="_blank"
-        rel="noopener noreferrer"
+        rel="noopener"
         className="flex items-center h-[34px] border border-[#2563eb] text-[13px] text-[#2563eb] font-semibold px-3 rounded-lg hover:opacity-75 transition-opacity duration-[400ms]"
       >
         Add your Chain
diff --git a/components/ChainCard.tsx b/components/ChainCard.tsx
index 8b53f83..a48efab 100644
--- a/components/ChainCard.tsx
+++ b/components/ChainCard.tsx
@@ -83,7 +83,7 @@ export default function ChainCard({
             { href: url, text: 'Blockscout Explorer' },
           ].map(({ href, text }, index, array) => (
             <>
-              <Link href={href} className="group/link flex items-center justify-between py-3" target="_blank" rel="noopener noreferrer">
+              <Link href={href} className="group/link flex items-center justify-between py-3" target="_blank" rel="noopener">
                 <span className="text-sm font-medium text-black group-hover/link:text-blue-600 transition-colors duration-[400ms]">
                   {text}
                 </span>