diff --git a/_layouts/default.html b/_layouts/default.html
index 2c581db..566ba55 100644
--- a/_layouts/default.html
+++ b/_layouts/default.html
@@ -31,7 +31,7 @@
 </head>
 <body itemscope itemtype="http://schema.org/Blog">
     <meta itemprop="isBasedOnUrl" content="https://github.com/mbirth/wiki" />
-    <link itemprop="image" href="{{ site.url }}/images/sitelogo.png" />
+    <meta itemprop="image" content="{{ site.url }}/images/sitelogo.png" />
     <meta itemprop="datePublished" content="{{ site.birthday | date: '%Y-%m-%d' }}" />
     <meta itemprop="dateModified" content="{{ site.time | date: '%Y-%m-%d' }}" />
     <header>
@@ -62,7 +62,7 @@
         {% endif %}
         <article itemprop="blogPost" itemscope itemtype="http://schema.org/BlogPosting">
             <h1 id="pagetitle" itemprop="name headline">{{ page.title }}</h1>
-            <link itemprop="image" href="{{ site.url }}/images/sitelogo.png" />
+            <meta itemprop="image" content="{{ site.url }}/images/sitelogo.png" />
             <div itemprop="author" itemscope itemtype="http://schema.org/Person">
                 <meta itemprop="name" content="Markus Birth" />
                 <meta itemprop="givenName" content="Markus" />
@@ -71,7 +71,7 @@
             </div>
             <div itemprop="publisher" itemscope itemtype="http://schema.org/Organization">
                 <meta itemprop="name" content="Markus Birth" />
-                <link itemprop="logo" href="{{ site.url }}/images/sitelogo.png" />
+                <meta itemprop="logo" content="{{ site.url }}/images/sitelogo.png" />
             </div>
             <meta itemprop="articleSection" content="{{ page.categories[0] }}" />
             <meta itemprop="keywords" content="{{ page.tags | join: ',' }}" />
diff --git a/index.html b/index.html
index 500cb3f..1b50801 100644
--- a/index.html
+++ b/index.html
@@ -21,7 +21,7 @@ layout: default
 {% for post in paginator.posts %}
     <li itemscope itemtype="http://schema.org/BlogPosting"><a itemprop="url" href="{{ post.url }}"><span itemprop="dateModified">{{ post.date | date: "%Y-%m-%d" }}</span> - <span itemprop="name headline">{{ post.title }}</span></a>
         <link itemprop="mainEntityOfPage" href="{{ site.url }}{{ post.url }}" />
-        <link itemprop="image" href="{{ site.url }}/images/sitelogo.png" />
+        <meta itemprop="image" content="{{ site.url }}/images/sitelogo.png" />
         <meta itemprop="datePublished" content="{{ post.created | date: '%Y-%m-%d' }}" />
     {% if post.language == 'de' %}
         <img class="emoji" title="&#x3a;de&#x3a;" alt="&#x3a;de&#x3a;" src="https://assets-cdn.github.com/images/icons/emoji/de.png" width="20" height="20" align="absmiddle" />
