diff --git a/README.md b/README.md
index 205749d..2930ca9 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# <a href="https://vickylai.io/introduction/" target="_blank">Introduction theme for Hugo</a>
+# <a href="https://vickylai.io/introduction/" target="_blank" rel="noopener">Introduction theme for Hugo</a>
 
 A minimal, single page, smooth scrolling theme for Hugo.
 
diff --git a/layouts/partials/footer.html b/layouts/partials/footer.html
index 595a66d..6ca17cc 100644
--- a/layouts/partials/footer.html
+++ b/layouts/partials/footer.html
@@ -3,7 +3,7 @@
         {{ if .Site.Params.footertext }}
             {{ .Site.Params.footertext }}
         {{ else }}
-        <span class="footer-text"><a href="https://github.com/hivickylai/hugo-theme-introduction" target="_blank">Introduction</a> theme for <a href="http://gohugo.io/" target="_blank">Hugo</a>. Made with <i class="fa fa-heart"></i> and <i class="fa fa-coffee"></i>. <a href="https://vickylai.io" target="_blank">Vicky Lai</a> 2017</span>
+        <span class="footer-text"><a href="https://github.com/hivickylai/hugo-theme-introduction" target="_blank" rel="noopener">Introduction</a> theme for <a href="http://gohugo.io/" target="_blank" rel="noopener">Hugo</a>. Made with <i class="fa fa-heart"></i> and <i class="fa fa-coffee"></i>. <a href="https://vickylai.io" target="_blank" rel="noopener">Vicky Lai</a> 2017</span>
         {{ end }}
     </div><!-- End Footer container -->
-</div><!-- End Footer section -->
\ No newline at end of file
+</div><!-- End Footer section -->