diff --git a/priv/repo/migrations/20181214201821_add_new_visitor_to_pageviews.exs b/priv/repo/migrations/20181214201821_add_new_visitor_to_pageviews.exs
index 1b91b26c5..7adc3eeba 100644
--- a/priv/repo/migrations/20181214201821_add_new_visitor_to_pageviews.exs
+++ b/priv/repo/migrations/20181214201821_add_new_visitor_to_pageviews.exs
@@ -4,13 +4,7 @@ defmodule Plausible.Repo.Migrations.AddNewVisitorToPageviews do
 
   def change do
     alter table(:pageviews) do
-      add :new_visitor, :boolean
-    end
-    flush()
-    Plausible.Repo.update_all(Plausible.Pageview, [set: [new_visitor: true]])
-    flush()
-    alter table(:pageviews) do
-      modify :new_visitor, :boolean, null: false
+      add :new_visitor, :boolean, null: false
     end
   end
 end
diff --git a/priv/repo/migrations/20190117135714_add_uid_to_pageviews.exs b/priv/repo/migrations/20190117135714_add_uid_to_pageviews.exs
index 3876b8bc0..89cc3f899 100644
--- a/priv/repo/migrations/20190117135714_add_uid_to_pageviews.exs
+++ b/priv/repo/migrations/20190117135714_add_uid_to_pageviews.exs
@@ -4,15 +4,7 @@ defmodule Plausible.Repo.Migrations.AddUidToPageviews do
 
   def change do
     alter table(:pageviews) do
-      add :user_id, :binary_id
-    end
-
-    flush()
-
-    Repo.update_all(Plausible.Pageview, set: [user_id: "00029281-7f8b-462d-a9f0-0d2ddfc6ea02"])
-
-    alter table(:pageviews) do
-      modify :user_id, :string, null: false
+      add :user_id, :binary_id, null: false
     end
   end
 end
diff --git a/priv/repo/migrations/20190520144229_change_user_id_to_uuid.exs b/priv/repo/migrations/20190520144229_change_user_id_to_uuid.exs
index 90282aa15..3e12b54c9 100644
--- a/priv/repo/migrations/20190520144229_change_user_id_to_uuid.exs
+++ b/priv/repo/migrations/20190520144229_change_user_id_to_uuid.exs
@@ -2,9 +2,6 @@ defmodule Plausible.Repo.Migrations.ChangeUserIdToUuid do
   use Ecto.Migration
 
   def change do
-    execute("DELETE from pageviews where user_id='123'")
-    execute("UPDATE pageviews set user_id='de610e53-6ec6-4e33-be37-7adcc1bf13be' where user_id='dummy'")
-    flush()
     execute("ALTER TABLE pageviews ALTER COLUMN user_id TYPE uuid USING user_id::uuid")
   end
 end