diff --git a/src/components/structure/PersonInfo.tsx b/src/components/structure/PersonInfo.tsx
index 9f9b4bb..bfa7d1a 100644
--- a/src/components/structure/PersonInfo.tsx
+++ b/src/components/structure/PersonInfo.tsx
@@ -27,19 +27,34 @@ const PersonInfo = ({
         <span className="person-pos">{position}</span>
         <span className="person-name">{name}</span>
         <div className="person-right-bottom">
-          <a href={`mailto:${mail}`} target={"_blank"} className="person-data">
+          <a
+            href={`mailto:${mail}`}
+            target={"_blank"}
+            rel="noreferrer"
+            className="person-data"
+          >
             <div className="person-icon">
               <img src={mail} alt="" />
             </div>
             <span>{email}</span>
           </a>
-          <a href={`tel:${mail}`} target={"_blank"} className="person-data">
+          <a
+            href={`tel:${mail}`}
+            target={"_blank"}
+            rel="noreferrer"
+            className="person-data"
+          >
             <div className="person-icon">
               <img src={phone} alt="" />
             </div>
             <span>{tel}</span>
           </a>
-          <a href="/" target={"_blank"} className="person-data">
+          <a
+            href="/"
+            target={"_blank"}
+            rel="noreferrer"
+            className="person-data"
+          >
             <div className="person-icon">
               <img src={fb} alt="" />
             </div>