diff --git a/single-node-k8s.sh b/single-node-k8s.sh
index 15fe81723..4a88c6bc4 100755
--- a/single-node-k8s.sh
+++ b/single-node-k8s.sh
@@ -66,6 +66,7 @@ function set_env() {
     export VM_DRIVER="kvm2"
     export CEPH_CSI_RUN_ALL_TESTS=true
     # downloading rook images is sometimes slow, extend timeout to 15 minutes
+    export ROOK_VERSION='v1.3.8'
     export ROOK_DEPLOY_TIMEOUT=900
 
     # script/minikube.sh installs under /usr/local/bin