diff --git a/chart/README.md b/chart/README.md
index 050f50e..32a2250 100644
--- a/chart/README.md
+++ b/chart/README.md
@@ -19,7 +19,7 @@ Longhorn is 100% open source software. Project source code is spread across a nu
 
 1. A container runtime compatible with Kubernetes (Docker v1.13+, containerd v1.3.7+, etc.)
 2. Kubernetes v1.16+
-3. Make sure `curl`, `findmnt`, `grep`, `awk` and `blkid` has been installed in all nodes of the Kubernetes cluster.
+3. Make sure `bash`, `curl`, `findmnt`, `grep`, `awk` and `blkid` has been installed in all nodes of the Kubernetes cluster.
 4. Make sure `open-iscsi` has been installed, and the `iscsid` daemon is running on all nodes of the Kubernetes cluster. For GKE, recommended Ubuntu as guest OS image since it contains `open-iscsi` already.
 
 ## Installation