diff --git a/app/routes/users.py b/app/routes/users.py
index 2c42ee1..a1a6738 100644
--- a/app/routes/users.py
+++ b/app/routes/users.py
@@ -884,6 +884,10 @@ def delete_page_confirm(username):
         flash('Incorrect password.', InfoboxKind.ERROR)
         return redirect(url_for('.delete_page', username=username))
 
+    if target_user.is_admin():
+        flash('You cannot delete the admin account.', InfoboxKind.ERROR)
+        return redirect(url_for('.delete_page', username=username))
+
     anonymize_user(target_user.id)
     sessions = Sessions.findall({'user_id': int(target_user.id)})
     for session_obj in sessions: