diff --git a/src/test/resources/large/mitochondria_references/.gitattributes b/src/test/resources/large/mitochondria_references/.gitattributes
deleted file mode 100644
index ea31288471c..00000000000
--- a/src/test/resources/large/mitochondria_references/.gitattributes
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:cb156adb10b491dd3ba88c2b491bfb021b3c94fc956d36310c67492504fcdc58
-size 946