Fix category check

1 files changed, 1 insertions, 1 deletions

diff --git a/_layouts/post.html b/_layouts/post.html
index b3dac1e..1cd1a12 100644
--- a/_layouts/post.html
+++ b/_layouts/post.html
@@ -14,7 +14,7 @@ layout: default
       {%- if page.author -%}
         • <span itemprop="author" itemscope itemtype="http://schema.org/Person"><span class="p-author h-card" itemprop="name">{{ page.author }}</span></span>
       {%- endif -%}
-      {%- if page.categories.any? -%}
+      {%- if page.categories.size != 0 -%}
       <span>, Kategorie: {{ page.categories | array_to_sentence_string }}</span>
       {%- endif -%}
     </p>