diff --git a/migrations/439-client-data.sql b/migrations/439-client-data.sql
deleted file mode 100644
index f1f629059c..0000000000
--- a/migrations/439-client-data.sql
+++ /dev/null
@@ -1,33 +0,0 @@
--- INSERT INTO download_sources (name, type)
---     VALUES
---         ('mkt-home', 'full'),
---         ('mkt-featured', 'full'),
---         ('mkt-category', 'full'),
---         ('mkt-detail', 'full'),
---         ('mkt-detail-upsell', 'full'),
---         ('mkt-search', 'full'),
---         ('mkt-ss', 'full'),
---         ('mkt-user-profile', 'full');
-
-
--- CREATE TABLE `client_data` (
---     `id` int(11) unsigned AUTO_INCREMENT NOT NULL PRIMARY KEY,
---     `download_source_id` int(11) unsigned NULL,
---     `device_type` varchar(255) NOT NULL,
---     `user_agent` varchar(255) NOT NULL,
---     `is_chromeless` bool,
---     `language` varchar(7) NOT NULL,
---     `region` int(11) unsigned NULL,
---     UNIQUE (`download_source_id`, `device_type`, `user_agent`, `is_chromeless`, `language`, `region`)
--- ) ENGINE=InnoDB CHARACTER SET utf8 COLLATE utf8_general_ci;
-
--- ALTER TABLE `client_data` ADD CONSTRAINT `download_source_id_refs_id_b71b78fb` FOREIGN KEY (`download_source_id`) REFERENCES `download_sources` (`id`);
-
--- ALTER TABLE users_install ADD COLUMN client_data_id int(11) unsigned;
--- ALTER TABLE `users_install` ADD CONSTRAINT `client_data_id_refs_id_15062d7f` FOREIGN KEY (`client_data_id`) REFERENCES `client_data` (`id`);
--- ALTER TABLE stats_contributions ADD COLUMN client_data_id int(11) unsigned;
--- ALTER TABLE `stats_contributions` ADD CONSTRAINT `client_data_id_refs_id_c8ef1728` FOREIGN KEY (`client_data_id`) REFERENCES `client_data` (`id`);
--- ALTER TABLE reviews ADD COLUMN client_data_id int(11) unsigned;
--- ALTER TABLE `reviews` ADD CONSTRAINT `client_data_id_refs_id_d160c5ba` FOREIGN KEY (`client_data_id`) REFERENCES `client_data` (`id`);
-
--- ALTER TABLE `users_install` ADD CONSTRAINT UNIQUE (`addon_id`, `user_id`, `client_data_id`);
diff --git a/migrations/440-client-data.sql b/migrations/440-client-data.sql
deleted file mode 100644
index 116e14f0af..0000000000
--- a/migrations/440-client-data.sql
+++ /dev/null
@@ -1,33 +0,0 @@
-INSERT INTO download_sources (name, type)
-    VALUES
-        ('mkt-home', 'full'),
-        ('mkt-featured', 'full'),
-        ('mkt-category', 'full'),
-        ('mkt-detail', 'full'),
-        ('mkt-detail-upsell', 'full'),
-        ('mkt-search', 'full'),
-        ('mkt-ss', 'full'),
-        ('mkt-user-profile', 'full');
-
-
-CREATE TABLE `client_data` (
-    `id` int(11) unsigned AUTO_INCREMENT NOT NULL PRIMARY KEY,
-    `download_source_id` int(11) unsigned NULL,
-    `device_type` varchar(255) NOT NULL,
-    `user_agent` varchar(255) NOT NULL,
-    `is_chromeless` bool,
-    `language` varchar(7) NOT NULL,
-    `region` int(11) unsigned NULL,
-    UNIQUE (`download_source_id`, `device_type`, `user_agent`, `is_chromeless`, `language`, `region`)
-) ENGINE=InnoDB CHARACTER SET utf8 COLLATE utf8_general_ci;
-
-ALTER TABLE `client_data` ADD CONSTRAINT `download_source_id_refs_id_b71b78fb` FOREIGN KEY (`download_source_id`) REFERENCES `download_sources` (`id`);
-
-ALTER TABLE users_install ADD COLUMN client_data_id int(11) unsigned;
-ALTER TABLE `users_install` ADD CONSTRAINT `client_data_id_refs_id_15062d7f` FOREIGN KEY (`client_data_id`) REFERENCES `client_data` (`id`);
-ALTER TABLE stats_contributions ADD COLUMN client_data_id int(11) unsigned;
-ALTER TABLE `stats_contributions` ADD CONSTRAINT `client_data_id_refs_id_c8ef1728` FOREIGN KEY (`client_data_id`) REFERENCES `client_data` (`id`);
-ALTER TABLE reviews ADD COLUMN client_data_id int(11) unsigned;
-ALTER TABLE `reviews` ADD CONSTRAINT `client_data_id_refs_id_d160c5ba` FOREIGN KEY (`client_data_id`) REFERENCES `client_data` (`id`);
-
-ALTER TABLE `users_install` ADD CONSTRAINT UNIQUE (`addon_id`, `user_id`, `client_data_id`);