diff --git a/integration_test/pg/migration.exs b/integration_test/pg/migration.exs
new file mode 100644
index 00000000..7a9a25fc
--- /dev/null
+++ b/integration_test/pg/migration.exs
@@ -0,0 +1,57 @@
+defmodule Flop.Repo.Postgres.Migration do
+  use Ecto.Migration
+
+  def change do
+    execute(
+      "CREATE TYPE public.distance AS (unit varchar, value float);",
+      "DROP TYPE public.distance;"
+    )
+
+    create table(:owners) do
+      add(:age, :integer)
+      add(:email, :string)
+      add(:name, :string)
+      add(:tags, {:array, :string})
+      add(:attributes, :map)
+      add(:extra, {:map, :string})
+    end
+
+    create table(:pets) do
+      add(:age, :integer)
+      add(:family_name, :string)
+      add(:given_name, :string)
+      add(:name, :string)
+      add(:owner_id, references(:owners))
+      add(:species, :string)
+      add(:mood, :string)
+      add(:tags, {:array, :string})
+    end
+
+    create table(:fruits) do
+      add(:family, :string)
+      add(:name, :string)
+      add(:attributes, :map)
+      add(:extra, {:map, :string})
+      add(:owner_id, references(:owners))
+    end
+
+    create table(:walking_distances) do
+      add(:trip, :distance)
+    end
+
+    # create pets table in other schema
+
+    execute("CREATE SCHEMA other_schema;", "DROP SCHEMA other_schema;")
+
+    create table(:pets, prefix: "other_schema") do
+      add(:age, :integer)
+      add(:family_name, :string)
+      add(:given_name, :string)
+      add(:name, :string)
+      add(:owner_id, :integer)
+      add(:species, :string)
+      add(:mood, :string)
+      add(:tags, {:array, :string})
+    end
+  end
+end
diff --git a/integration_test/pg/test_helper.exs b/integration_test/pg/test_helper.exs
index 6a0b70ba..4976711a 100644
--- a/integration_test/pg/test_helper.exs
+++ b/integration_test/pg/test_helper.exs
@@ -23,16 +23,19 @@ defmodule Flop.Integration.Case do
   end
 end
 
+Code.require_file("migration.exs", __DIR__)
+
 {:ok, _} =
   Ecto.Adapters.Postgres.ensure_all_started(Flop.Repo.config(), :temporary)
 
 # Load up the repository, start it, and run migrations
-_ = Ecto.Adapters.Postgres.storage_down(Flop.Repo.config())
-:ok = Ecto.Adapters.Postgres.storage_up(Flop.Repo.config())
+Ecto.Adapters.Postgres.storage_down(Flop.Repo.config())
+Ecto.Adapters.Postgres.storage_up(Flop.Repo.config())
 
 {:ok, _pid} = Flop.Repo.start_link()
 
-[_ | _] = Ecto.Migrator.run(Flop.Repo, :up, log: true, all: true)
+Ecto.Migrator.up(Flop.Repo, 0, Flop.Repo.Postgres.Migration, log: true)
+
 Ecto.Adapters.SQL.Sandbox.mode(Flop.Repo, :manual)
 
 {:ok, _} = Application.ensure_all_started(:ex_machina)
diff --git a/integration_test/sqlite/migration.exs b/integration_test/sqlite/migration.exs
index 49d469e6..ac5eb202 100644
--- a/integration_test/sqlite/migration.exs
+++ b/integration_test/sqlite/migration.exs
@@ -1,4 +1,4 @@
-defmodule Flop.Repo.SQLite.Migration do
+defmodule Flop.Repo.Postgres.Migration do
   use Ecto.Migration
 
   def change do
diff --git a/priv/repo/migrations/.formatter.exs b/priv/repo/migrations/.formatter.exs
deleted file mode 100644
index 3a510b28..00000000
--- a/priv/repo/migrations/.formatter.exs
+++ /dev/null
@@ -1,5 +0,0 @@
-[
-  import_deps: [:ecto_sql],
-  inputs: ["*.exs"],
-  line_length: 80
-]
diff --git a/priv/repo/migrations/20200527145236_create_test_tables.exs b/priv/repo/migrations/20200527145236_create_test_tables.exs
deleted file mode 100644
index 9c4940e8..00000000
--- a/priv/repo/migrations/20200527145236_create_test_tables.exs
+++ /dev/null
@@ -1,33 +0,0 @@
-defmodule Flop.Repo.Migrations.CreateTestTables do
-  use Ecto.Migration
-
-  def change do
-    create table(:owners) do
-      add :age, :integer
-      add :email, :string
-      add :name, :string
-      add :tags, {:array, :string}
-      add :attributes, :map
-      add :extra, {:map, :string}
-    end
-
-    create table(:pets) do
-      add :age, :integer
-      add :family_name, :string
-      add :given_name, :string
-      add :name, :string
-      add :owner_id, references(:owners)
-      add :species, :string
-      add :mood, :string
-      add :tags, {:array, :string}
-    end
-
-    create table(:fruits) do
-      add :family, :string
-      add :name, :string
-      add :attributes, :map
-      add :extra, {:map, :string}
-      add :owner_id, references(:owners)
-    end
-  end
-end
diff --git a/priv/repo/migrations/20210523123456_create_pets_in_second_schema.exs b/priv/repo/migrations/20210523123456_create_pets_in_second_schema.exs
deleted file mode 100644
index d5dee232..00000000
--- a/priv/repo/migrations/20210523123456_create_pets_in_second_schema.exs
+++ /dev/null
@@ -1,18 +0,0 @@
-defmodule Flop.Repo.Migrations.CreatePetsInSecondSchema do
-  use Ecto.Migration
-
-  def change do
-    execute("CREATE SCHEMA other_schema;", "DROP SCHEMA other_schema;")
-
-    create table(:pets, prefix: "other_schema") do
-      add :age, :integer
-      add :family_name, :string
-      add :given_name, :string
-      add :name, :string
-      add :owner_id, :integer
-      add :species, :string
-      add :mood, :string
-      add :tags, {:array, :string}
-    end
-  end
-end
diff --git a/priv/repo/migrations/20230614113912_composite_type.exs b/priv/repo/migrations/20230614113912_composite_type.exs
deleted file mode 100644
index 564110a3..00000000
--- a/priv/repo/migrations/20230614113912_composite_type.exs
+++ /dev/null
@@ -1,11 +0,0 @@
-defmodule Sibill.Repo.Migrations.CompositeType do
-  use Ecto.Migration
-
-  def up do
-    execute("CREATE TYPE public.distance AS (unit varchar, value float);")
-  end
-
-  def down do
-    execute("DROP TYPE public.distance;")
-  end
-end
diff --git a/priv/repo/migrations/20230614114123_create_distance_table.exs b/priv/repo/migrations/20230614114123_create_distance_table.exs
deleted file mode 100644
index 25296fe9..00000000
--- a/priv/repo/migrations/20230614114123_create_distance_table.exs
+++ /dev/null
@@ -1,9 +0,0 @@
-defmodule Sibill.Repo.Migrations.CreateDistanceTable do
-  use Ecto.Migration
-
-  def change do
-    create table(:walking_distances) do
-      add(:trip, :distance)
-    end
-  end
-end