diff --git a/functions.php b/functions.php
index b05c162..1e9dd90 100644
--- a/functions.php
+++ b/functions.php
@@ -215,6 +215,7 @@ function sakura_scripts()
         'reply_link_version' => $reply_link_version,
         'api' => esc_url_raw(rest_url()),
         'nonce' => wp_create_nonce('wp_rest'),
+        'google_analytics_id' => akina_option('google_analytics_id', '')
     ));
 }
 add_action('wp_enqueue_scripts', 'sakura_scripts');
diff --git a/js/sakura-app.js b/js/sakura-app.js
index a81b2d6..4943397 100644
--- a/js/sakura-app.js
+++ b/js/sakura-app.js
@@ -1751,6 +1751,11 @@ var home = location.href,
                         $('#loading-comments').after(result.fadeIn(500));
                         $('ul.commentwrap').after(nextlink);
                         lazyload();
+                        if (window.gtag) {
+                            gtag('config', Poi.google_analytics_id, {
+                                'page_path': path
+                            });
+                        }
                         code_highlight_style();
                         click_to_view_image();
                     }
@@ -1838,6 +1843,12 @@ $(function () {
                     $.getScript("//static.duoshuo.com/embed.js");
                 }
             }
+        }).on('pjax:end', function() {
+            if (window.gtag){
+                gtag('config', Poi.google_analytics_id, {
+                    'page_path': window.location.pathname
+                });
+            }
         }).on('submit', '.search-form,.s-search', function (event) {
             event.preventDefault();
             $.pjax.submit(event, '#page', {