diff --git a/docs/02-certificate-authority.md b/docs/02-certificate-authority.md
index 09609b8..3e582ba 100644
--- a/docs/02-certificate-authority.md
+++ b/docs/02-certificate-authority.md
@@ -27,28 +27,28 @@ This lab requires the `cfssl` and `cfssljson` binaries. Download them from the [
 ### OS X
 
 ```
-wget https://pkg.cfssl.org/R1.2/cfssl_darwin-amd64
-chmod +x cfssl_darwin-amd64
+wget https://pkg.cfssl.org/R1.2/cfssl_darwin-amd64 && \
+chmod +x cfssl_darwin-amd64 && \
 sudo mv cfssl_darwin-amd64 /usr/local/bin/cfssl
 ```
 
 ```
-wget https://pkg.cfssl.org/R1.2/cfssljson_darwin-amd64
-chmod +x cfssljson_darwin-amd64
+wget https://pkg.cfssl.org/R1.2/cfssljson_darwin-amd64 && \
+chmod +x cfssljson_darwin-amd64 && \
 sudo mv cfssljson_darwin-amd64 /usr/local/bin/cfssljson
 ```
 
 ### Linux
 
 ```
-wget https://pkg.cfssl.org/R1.2/cfssl_linux-amd64
-chmod +x cfssl_linux-amd64
+wget https://pkg.cfssl.org/R1.2/cfssl_linux-amd64 && \
+chmod +x cfssl_linux-amd64 && \
 sudo mv cfssl_linux-amd64 /usr/local/bin/cfssl
 ```
 
 ```
-wget https://pkg.cfssl.org/R1.2/cfssljson_linux-amd64
-chmod +x cfssljson_linux-amd64
+wget https://pkg.cfssl.org/R1.2/cfssljson_linux-amd64 && \
+chmod +x cfssljson_linux-amd64 && \
 sudo mv cfssljson_linux-amd64 /usr/local/bin/cfssljson
 ```
 
diff --git a/docs/03-auth-configs.md b/docs/03-auth-configs.md
index 3070391..5fb79c4 100644
--- a/docs/03-auth-configs.md
+++ b/docs/03-auth-configs.md
@@ -9,16 +9,16 @@ The kubectl client will be used to generate kubeconfig files which will be consu
 ### OS X
 
 ```
-wget https://storage.googleapis.com/kubernetes-release/release/v1.7.0/bin/darwin/amd64/kubectl
-chmod +x kubectl
+wget https://storage.googleapis.com/kubernetes-release/release/v1.7.0/bin/darwin/amd64/kubectl && \
+chmod +x kubectl && \
 sudo mv kubectl /usr/local/bin
 ```
 
 ### Linux
 
 ```
-wget https://storage.googleapis.com/kubernetes-release/release/v1.7.0/bin/linux/amd64/kubectl
-chmod +x kubectl
+wget https://storage.googleapis.com/kubernetes-release/release/v1.7.0/bin/linux/amd64/kubectl && \
+chmod +x kubectl && \
 sudo mv kubectl /usr/local/bin
 ```