diff --git a/docs/02-certificate-authority.md b/docs/02-certificate-authority.md
index 3926860..88abd10 100644
--- a/docs/02-certificate-authority.md
+++ b/docs/02-certificate-authority.md
@@ -44,7 +44,7 @@ sudo mv cfssljson_darwin-amd64 /usr/local/bin/cfssljson
 ```
 wget https://pkg.cfssl.org/R1.2/cfssl_linux-amd64
 chmod +x cfssl_linux-amd64
-sudo mv cfssl_darwin-amd64 /usr/local/bin/cfssl
+sudo mv cfssl_linux-amd64 /usr/local/bin/cfssl
 ```
 
 ```
@@ -202,4 +202,4 @@ gcloud compute copy-files ca.pem kubernetes-key.pem kubernetes.pem etcd2:~/
 gcloud compute copy-files ca.pem kubernetes-key.pem kubernetes.pem worker0:~/
 gcloud compute copy-files ca.pem kubernetes-key.pem kubernetes.pem worker1:~/
 gcloud compute copy-files ca.pem kubernetes-key.pem kubernetes.pem worker2:~/
-```
\ No newline at end of file
+```