diff --git a/.gitattributes b/.gitattributes
index e0a19a491009d8fae64a53eb5e7e3ecdeedeb94a..297fe601513029b6781e13275e087946957718a8 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,2 +1,3 @@
 assays/a1/dataset/1gb.txt filter=lfs diff=lfs merge=lfs -text
 assays/a1/dataset/5gb.txt filter=lfs diff=lfs merge=lfs -text
+assays/a1/dataset/10gb.txt filter=lfs diff=lfs merge=lfs -text
diff --git a/assays/a1/dataset/10gb.txt b/assays/a1/dataset/10gb.txt
new file mode 100644
index 0000000000000000000000000000000000000000..73e777b4a480b4d9ddd7213e8332b7cd6771afc2
--- /dev/null
+++ b/assays/a1/dataset/10gb.txt
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:732377e7f4a2abdc13ddfa1eb4c9c497fd2a2b294674d056cf51581b47dd586d
+size 10737418240