diff --git a/.upgrade.yml b/.upgrade.yml
deleted file mode 100644
index 5d5dd4f..0000000
--- a/.upgrade.yml
+++ /dev/null
@@ -1,14 +0,0 @@
-mappings:
-  FileTextExtractable: SilverStripe\TextExtraction\Extension\FileTextExtractable
-  FileTextCache: SilverStripe\TextExtraction\Cache\FileTextCache
-  FileTextCache_Cache: SilverStripe\TextExtraction\Cache\FileTextCache\Cache
-  FileTextCache_Database: SilverStripe\TextExtraction\Cache\FileTextCache\Database
-  FileTextExtractor: SilverStripe\TextExtraction\Extractor\FileTextExtractor
-  FileTextExtractor_Exception: SilverStripe\TextExtraction\Extractor\FileTextExtractor\Exception
-  HTMLTextExtractor: SilverStripe\TextExtraction\Extractor\HTMLTextExtractor
-  PDFTextExtractor: SilverStripe\TextExtraction\Extractor\PDFTextExtractor
-  SolrCellTextExtractor: SilverStripe\TextExtraction\Extractor\SolrCellTextExtractor
-  TikaServerTextExtractor: SilverStripe\TextExtraction\Extractor\TikaServerTextExtractor
-  TikaTextExtractor: SilverStripe\TextExtraction\Extractor\TikaTextExtractor
-  TikaRestClient: SilverStripe\TextExtraction\Rest\TikaRestClient
-