diff --git a/priv/repo/migrations/20250905093707_validate_and_foreign_constraint.exs b/priv/repo/migrations/20250905093707_validate_and_foreign_constraint.exs
new file mode 100644
index 0000000..3486a87
--- /dev/null
+++ b/priv/repo/migrations/20250905093707_validate_and_foreign_constraint.exs
@@ -0,0 +1,62 @@
+defmodule Back.Repo.Migrations.ValidateAndForeignConstraint do
+  use Ecto.Migration
+
+  def change do
+    drop constraint(:image, :image_automaton_id_fkey)
+    drop constraint(:image, :image_user_id_fkey)
+    # drop constraint(:favorite, :favorite_automaton_id_fkey)
+    # drop constraint(:favorite, :favorite_user_id_fkey)
+    drop constraint(:file, :file_automaton_id_fkey)
+    drop constraint(:blocked, :blocked_user_id_fkey)
+    drop constraint(:automaton_tag, :automaton_tag_automaton_id_fkey)
+    drop constraint(:automaton_tag, :automaton_tag_tag_id_fkey)
+    drop constraint(:automaton_comment, :automaton_comment_automaton_id_fkey)
+    drop constraint(:comment, :comment_post_id_fkey)
+    drop constraint(:posts_actions, :posts_actions_post_id_fkey)
+    drop constraint(:posts_actions, :posts_actions_user_id_fkey)
+
+    alter table(:image) do
+      modify :automaton_id,
+             references(:automaton, type: :binary, on_delete: :delete_all, column: :automaton_id)
+
+      modify :user_id, references(:user, type: :binary, on_delete: :delete_all, column: :user_id)
+    end
+
+    alter table(:favorite) do
+      modify :automaton_id,
+             references(:automaton, type: :binary, on_delete: :delete_all, column: :automaton_id)
+
+      modify :user_id, references(:user, type: :binary, on_delete: :delete_all, column: :user_id)
+    end
+
+    alter table(:file) do
+      modify :automaton_id,
+             references(:automaton, type: :binary, on_delete: :delete_all, column: :automaton_id)
+    end
+
+    alter table(:blocked) do
+      modify :user_id, references(:user, type: :binary, on_delete: :delete_all, column: :user_id)
+    end
+
+    alter table(:automaton_tag) do
+      modify :automaton_id,
+             references(:automaton, type: :binary, on_delete: :delete_all, column: :automaton_id)
+
+      modify :tag_id, references(:tag, type: :binary_id, on_delete: :delete_all, column: :id)
+    end
+
+    alter table(:automaton_comment) do
+      modify :automaton_id,
+             references(:automaton, type: :binary, on_delete: :delete_all, column: :automaton_id)
+    end
+
+    alter table(:comment) do
+      modify :post_id, references(:post, type: :binary, on_delete: :delete_all, column: :post_id)
+    end
+
+    alter table(:posts_actions) do
+      modify :post_id, references(:post, type: :binary, on_delete: :delete_all, column: :post_id)
+      modify :user_id, references(:user, type: :binary, on_delete: :delete_all, column: :user_id)
+    end
+  end
+end