diff --git a/lib/ash/embeddable_type.ex b/lib/ash/embeddable_type.ex
index 6e2ab89a..e486e187 100644
--- a/lib/ash/embeddable_type.ex
+++ b/lib/ash/embeddable_type.ex
@@ -261,6 +261,10 @@ defmodule Ash.EmbeddableType do
         end
       end
 
+      def prepare_change(old_value, "", constraints) do
+        prepare_change(old_value, nil, constraints)
+      end
+
       def prepare_change(_old_value, nil, _constraints) do
         {:ok, nil}
       end
diff --git a/lib/ash/type/type.ex b/lib/ash/type/type.ex
index d5890ae5..035d127c 100644
--- a/lib/ash/type/type.ex
+++ b/lib/ash/type/type.ex
@@ -260,6 +260,9 @@ defmodule Ash.Type do
   @spec cast_input(t(), term, constraints | nil) :: {:ok, term} | {:error, Keyword.t()} | :error
   def cast_input(type, term, constraints \\ [])
 
+  def cast_input({:array, type}, empty, constraints) when empty in [nil, ""],
+    do: cast_input({:array, type}, [], constraints)
+
   def cast_input({:array, _type}, term, _) when not is_list(term) do
     {:error,
      message: "must be a list or a map of integer indices (string encoded or not) to values"}