diff --git a/qa/workunits/suites/fsx.sh b/qa/workunits/suites/fsx.sh
index 238f77028d46d..8a34806c84b7e 100755
--- a/qa/workunits/suites/fsx.sh
+++ b/qa/workunits/suites/fsx.sh
@@ -3,7 +3,10 @@
 set -e
 
 git clone git://git.ceph.com/xfstests.git
-make -C xfstests
+cd xfstests
+git checkout b7fd3f05d6a7a320d13ff507eda2e5b183cae180
+make
+cd ..
 cp xfstests/ltp/fsx .
 
 OPTIONS="-z"  # don't use zero range calls; not supported by cephfs