diff --git a/lib/types/tsvector.ex b/lib/types/tsvector.ex
index 193a4c0b..d66cd4e1 100644
--- a/lib/types/tsvector.ex
+++ b/lib/types/tsvector.ex
@@ -64,4 +64,9 @@ defmodule AshPostgres.Tsvector do
   def cast_stored(_, _) do
     :error
   end
+
+  @impl true
+  def generator(_constraints) do
+    StreamData.constant([])
+  end
 end