diff --git a/fet2020/posts/forms.py b/fet2020/posts/forms.py
index 4ab26c93..143b6a4f 100644
--- a/fet2020/posts/forms.py
+++ b/fet2020/posts/forms.py
@@ -168,15 +168,20 @@ class PostSearchForm(forms.Form):
     year_choices = [('', _('Alle'))]
     month_choices = [('', _('Alle'))] + list(MONTHS.items())
 
-    try:
-        first_post = Post.objects.get_queryset().last()
-
-        if first_post:
-            year_of_first_post = first_post.public_date.year
-            years = range(year_of_first_post, timezone.now().date().year + 1)
-            year_choices += [(i, i) for i in years]
-    except:
-        pass
-
     year = forms.ChoiceField(label="Jahr", choices=year_choices, required=False)
     month = forms.ChoiceField(label="Monat", choices=month_choices, required=False)
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)  # to get the self.fields set
+
+        try:
+            first_post = Post.objects.get_queryset().last()
+
+            if first_post:
+                year_of_first_post = first_post.public_date.year
+                years = range(year_of_first_post, timezone.now().date().year + 1)
+                year_choices = [('', _('Alle'))] + [(i, i) for i in years]
+                self.fields['year'].choices = year_choices
+
+        except:
+            pass