diff --git a/index.php b/index.php
index 18098f7..44e5fb5 100644
--- a/index.php
+++ b/index.php
@@ -35,7 +35,7 @@ $ipv6_endpoint = "https://ipv6." . $domain;
     <main>
         <div class="container">
             <section class="ip-display">
-                <div class="ip-card"">
+                <div class="ip-card">
                     <h3>IPv4 Address</h3>
                     <p id="ipv4">
                         <iframe src="<?php echo $ipv4_endpoint; ?>" frameborder="0" width="100%" height="100%"></iframe>