diff --git a/docs/concepts/index.md b/docs/concepts/index.md
index 3f131c6358..93e4533caf 100644
--- a/docs/concepts/index.md
+++ b/docs/concepts/index.md
@@ -44,7 +44,7 @@ For example, when you use the Kubernetes API to create a Deployment object, you
 
 The Kubernetes master is responsible for maintaining the desired state for your cluster. When you interact with Kubernetes, such as by using the `kubectl` command-line interface, you're communicating with your cluster's Kubernetes master.
 
-> The "master" refers to a collection of processes managing the cluster state.  Typically these processes are all run on a single node in the cluster, and this node is also referred to as the master. The master can also be replicated for availability and redundnacy.
+> The "master" refers to a collection of processes managing the cluster state.  Typically these processes are all run on a single node in the cluster, and this node is also referred to as the master. The master can also be replicated for availability and redundancy.
 
 ### Kubernetes Nodes