diff --git a/db/migrate/20160227230233_add_attachment_avatar_to_accounts.rb b/db/migrate/20160227230233_add_attachment_avatar_to_accounts.rb
index 3666abf1c..534df25ee 100644
--- a/db/migrate/20160227230233_add_attachment_avatar_to_accounts.rb
+++ b/db/migrate/20160227230233_add_attachment_avatar_to_accounts.rb
@@ -3,7 +3,11 @@
 class AddAttachmentAvatarToAccounts < ActiveRecord::Migration[4.2]
   def self.up
     change_table :accounts do |t|
-      t.attachment :avatar
+      # The following corresponds to `t.attachment :avatar` in an older version of Paperclip
+      t.string :avatar_file_name
+      t.string :avatar_content_type
+      t.integer :avatar_file_size
+      t.datetime :avatar_updated_at
     end
   end
 
diff --git a/db/migrate/20160312193225_add_attachment_header_to_accounts.rb b/db/migrate/20160312193225_add_attachment_header_to_accounts.rb
index 37108fc18..b481fc529 100644
--- a/db/migrate/20160312193225_add_attachment_header_to_accounts.rb
+++ b/db/migrate/20160312193225_add_attachment_header_to_accounts.rb
@@ -3,7 +3,11 @@
 class AddAttachmentHeaderToAccounts < ActiveRecord::Migration[4.2]
   def self.up
     change_table :accounts do |t|
-      t.attachment :header
+      # The following corresponds to `t.attachment :header` in an older version of Paperclip
+      t.string :header_file_name
+      t.string :header_content_type
+      t.integer :header_file_size
+      t.datetime :header_updated_at
     end
   end
 
diff --git a/db/migrate/20160905150353_create_media_attachments.rb b/db/migrate/20160905150353_create_media_attachments.rb
index 3903a7b9a..92680db9f 100644
--- a/db/migrate/20160905150353_create_media_attachments.rb
+++ b/db/migrate/20160905150353_create_media_attachments.rb
@@ -4,7 +4,13 @@ class CreateMediaAttachments < ActiveRecord::Migration[5.0]
   def change
     create_table :media_attachments do |t|
       t.integer :status_id, null: true, default: nil
-      t.attachment :file
+
+      # The following corresponds to `t.attachment :file` in an older version of Paperclip
+      t.string :file_file_name
+      t.string :file_content_type
+      t.integer :file_file_size
+      t.datetime :file_updated_at
+
       t.string :remote_url, null: false, default: ''
       t.integer :account_id
 
diff --git a/db/migrate/20170330164118_add_attachment_data_to_imports.rb b/db/migrate/20170330164118_add_attachment_data_to_imports.rb
index 908d4da96..0daaa9d02 100644
--- a/db/migrate/20170330164118_add_attachment_data_to_imports.rb
+++ b/db/migrate/20170330164118_add_attachment_data_to_imports.rb
@@ -3,7 +3,11 @@
 class AddAttachmentDataToImports < ActiveRecord::Migration[4.2]
   def self.up
     change_table :imports do |t|
-      t.attachment :data
+      # The following corresponds to `t.attachment :data` in an older version of Paperclip
+      t.string :data_file_name
+      t.string :data_content_type
+      t.integer :data_file_size
+      t.datetime :data_updated_at
     end
   end
 
diff --git a/db/migrate/20170901141119_truncate_preview_cards.rb b/db/migrate/20170901141119_truncate_preview_cards.rb
index b4ba8c45e..f251841f2 100644
--- a/db/migrate/20170901141119_truncate_preview_cards.rb
+++ b/db/migrate/20170901141119_truncate_preview_cards.rb
@@ -8,7 +8,13 @@ class TruncatePreviewCards < ActiveRecord::Migration[5.1]
       t.string     :url, default: '', null: false, index: { unique: true }
       t.string     :title, default: '', null: false
       t.string     :description, default: '', null: false
-      t.attachment :image
+
+      # The following corresponds to `t.attachment :image` in an older version of Paperclip
+      t.string :image_file_name
+      t.string :image_content_type
+      t.integer :image_file_size
+      t.datetime :image_updated_at
+
       t.integer    :type, default: 0, null: false
       t.text       :html, default: '', null: false
       t.string     :author_name, default: '', null: false
diff --git a/db/migrate/20170913000752_create_site_uploads.rb b/db/migrate/20170913000752_create_site_uploads.rb
index 43a793806..16a95ea01 100644
--- a/db/migrate/20170913000752_create_site_uploads.rb
+++ b/db/migrate/20170913000752_create_site_uploads.rb
@@ -4,7 +4,13 @@ class CreateSiteUploads < ActiveRecord::Migration[5.1]
   def change
     create_table :site_uploads do |t|
       t.string :var, default: '', null: false, index: { unique: true }
-      t.attachment :file
+
+      # The following corresponds to `t.attachment :file` in an older version of Paperclip
+      t.string :file_file_name
+      t.string :file_content_type
+      t.integer :file_file_size
+      t.datetime :file_updated_at
+
       t.json :meta
       t.timestamps
     end
diff --git a/db/migrate/20170917153509_create_custom_emojis.rb b/db/migrate/20170917153509_create_custom_emojis.rb
index 984fcd218..dedc8cde8 100644
--- a/db/migrate/20170917153509_create_custom_emojis.rb
+++ b/db/migrate/20170917153509_create_custom_emojis.rb
@@ -5,7 +5,12 @@ class CreateCustomEmojis < ActiveRecord::Migration[5.1]
     create_table :custom_emojis do |t|
       t.string :shortcode, null: false, default: ''
       t.string :domain
-      t.attachment :image
+
+      # The following corresponds to `t.attachment :image` in an older version of Paperclip
+      t.string :image_file_name
+      t.string :image_content_type
+      t.integer :image_file_size
+      t.datetime :image_updated_at
 
       t.timestamps
     end
diff --git a/db/migrate/20200627125810_add_thumbnail_columns_to_media_attachments.rb b/db/migrate/20200627125810_add_thumbnail_columns_to_media_attachments.rb
index a3c6b55fd..c11a24e8b 100644
--- a/db/migrate/20200627125810_add_thumbnail_columns_to_media_attachments.rb
+++ b/db/migrate/20200627125810_add_thumbnail_columns_to_media_attachments.rb
@@ -2,7 +2,12 @@
 
 class AddThumbnailColumnsToMediaAttachments < ActiveRecord::Migration[5.2]
   def up
-    add_attachment :media_attachments, :thumbnail
+    # The following corresponds to `add_attachment :media_attachments, :thumbnail` in an older version of Paperclip
+    add_column :media_attachments, :thumbnail_file_name, :string
+    add_column :media_attachments, :thumbnail_content_type, :string
+    add_column :media_attachments, :thumbnail_file_size, :integer
+    add_column :media_attachments, :thumbnail_updated_at, :datetime
+
     add_column :media_attachments, :thumbnail_remote_url, :string
   end