diff --git a/layout/_partials/footer.njk b/layout/_partials/footer.njk
index d4c42d2..76ab25a 100644
--- a/layout/_partials/footer.njk
+++ b/layout/_partials/footer.njk
@@ -2,7 +2,7 @@
   <div class="beian">
     {{- next_url('http://www.beian.miit.gov.cn', theme.footer.beian.icp + ' ') }}
     {%- if theme.footer.beian.gongan_icon_url %}
-      <img src="{{ theme.footer.beian.gongan_icon_url }}" style="display: inline-block;">
+      <img src="{{ url_for(theme.footer.beian.gongan_icon_url) }}" style="display: inline-block;">
     {%- endif %}
     {%- if theme.footer.beian.gongan_id and theme.footer.beian.gongan_num %}
       {{- next_url('http://www.beian.gov.cn/portal/registerSystemInfo?recordcode=' + theme.footer.beian.gongan_id, theme.footer.beian.gongan_num + ' ') }}
diff --git a/layout/_partials/header/brand.njk b/layout/_partials/header/brand.njk
index 4090a4b..ee32395 100644
--- a/layout/_partials/header/brand.njk
+++ b/layout/_partials/header/brand.njk
@@ -11,7 +11,7 @@
 
   <div class="site-meta">
     {%- if theme.custom_logo and theme.scheme === 'Muse' %}
-      <img class="custom-logo-image" src="{{ theme.custom_logo }}" alt="{{ title }}">
+      <img class="custom-logo-image" src="{{ url_for(theme.custom_logo) }}" alt="{{ title }}">
     {%- endif %}
 
     <a href="{{ config.root }}" class="brand" rel="start">
@@ -23,7 +23,7 @@
       <p class="site-subtitle" itemprop="description">{{ subtitle }}</p>
     {%- endif %}
     {%- if theme.custom_logo and (theme.scheme === 'Gemini' or theme.scheme === 'Pisces') %}
-      <img class="custom-logo-image" src="{{ theme.custom_logo }}" alt="{{ title }}">
+      <img class="custom-logo-image" src="{{ url_for(theme.custom_logo) }}" alt="{{ title }}">
     {%- endif %}
   </div>