diff --git a/source/_docs/z-wave/adding.markdown b/source/_docs/z-wave/adding.markdown
index 2c1cef428ac..04c01cc9271 100644
--- a/source/_docs/z-wave/adding.markdown
+++ b/source/_docs/z-wave/adding.markdown
@@ -35,7 +35,7 @@ A valid network key will be a 16 byte value, defined in the zwave section of you
 ```
 zwave:
    usb_path: /dev/ttyACM0
-   network_key: "0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F 0x10"
+   network_key: "0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10"
 ```
 
 Each individual value in the defined key can be anywhere from 0x00 to 0xFF. Define your own key by making changes to the above example key or for additional security try one of the two scripts mentioned below.