diff --git a/build.py b/build.py
index 30cb59d..5d9edef 100644
--- a/build.py
+++ b/build.py
@@ -124,7 +124,7 @@ class ConfigSerializer(msh.Schema):
 
     @msh.post_load
     def _remove_future(self, data: Dict[str, Any], *args, **kwargs) -> PostContainer:
-        posts = [item for item in data["posts"] if item.date >= datetime.date.today()]
+        posts = [item for item in data["posts"] if item.date <= datetime.date.today()]
         data["posts"] = posts
         return data