diff --git a/build.env b/build.env
index cc6360ded..732a4124b 100644
--- a/build.env
+++ b/build.env
@@ -11,6 +11,9 @@
 # cephcsi image version
 CSI_IMAGE_VERSION=v3.9-canary
 
+# cephcsi upgrade version
+CSI_UPGRADE_VERSION=v3.8.1
+
 # Ceph version to use
 BASE_IMAGE=quay.io/ceph/ceph:v17
 CEPH_VERSION=quincy