diff --git a/docs/02-client-tools.md b/docs/02-client-tools.md
index f29ab77..97f6442 100644
--- a/docs/02-client-tools.md
+++ b/docs/02-client-tools.md
@@ -65,6 +65,13 @@ Verify `cfssljson` version 1.2.0 or higher is installed:
 ```
 cfssljson -version
 ```
+> output
+
+```
+Version: 1.2.0
+Revision: dev
+Runtime: go1.6
+```
 
 ## Install kubectl