diff --git a/web/core/forms.py b/web/core/forms.py
index 46044d1..a15781b 100644
--- a/web/core/forms.py
+++ b/web/core/forms.py
@@ -1,4 +1,7 @@
 from django import forms
+from .models_ann import Announcement
+from django.forms import ModelForm, Textarea
+
 
 class ImportForm(forms.Form):
     file = forms.FileField(allow_empty_file=False)
@@ -56,4 +59,12 @@ class EntryForm(forms.Form):
     # (Optional) keep it bullet-proof even if the choices/widget change someday
     def clean_talk_number(self):
         v = self.cleaned_data.get("talk_number")
-        return v if isinstance(v, int) else None
\ No newline at end of file
+        return v if isinstance(v, int) else None
+
+class AnnouncementForm(ModelForm):
+    class Meta:
+        model = Announcement
+        fields = ["title", "message", "is_active", "start_at", "end_at"]
+        widgets = {
+            "message": Textarea(attrs={"rows": 6, "placeholder": "What’s new in this release…"}),
+        }
\ No newline at end of file