diff --git a/src/main/java/eu/mulk/mulkcms2/benki/newsletter/Newsletter.java b/src/main/java/eu/mulk/mulkcms2/benki/newsletter/Newsletter.java
index 64fd6f7..7c9e50f 100644
--- a/src/main/java/eu/mulk/mulkcms2/benki/newsletter/Newsletter.java
+++ b/src/main/java/eu/mulk/mulkcms2/benki/newsletter/Newsletter.java
@@ -25,5 +25,5 @@
 
   @OneToMany(mappedBy = "owner", fetch = FetchType.LAZY)
   @OrderBy("date")
-  public Collection<Post<?>> posts;
+  public Collection<Post> posts;
 }