diff --git a/suites/upgrade/firefly-x/stress-split/9-workload/ec-no-lrc.yaml b/suites/upgrade/firefly-x/stress-split/9-workload/ec-no-lrc.yaml
new file mode 100644
index 00000000000..870f4ece4e4
--- /dev/null
+++ b/suites/upgrade/firefly-x/stress-split/9-workload/ec-no-lrc.yaml
@@ -0,0 +1,8 @@
+#
+# The lrc plugin cannot be used because some OSD are not upgraded
+# yet and would crash.
+#
+- exec:
+    mon.a:
+      - |-
+        ceph osd erasure-code-profile set profile-lrc plugin=lrc 2>&1 | grep "unsupported by:"