diff --git a/doc/source/configuration/network.rst b/doc/source/configuration/network.rst
index fe0855ff3..54cc55733 100644
--- a/doc/source/configuration/network.rst
+++ b/doc/source/configuration/network.rst
@@ -261,7 +261,7 @@ To configure a network called ``example`` with a default route and a
 
    example_routes:
      - cidr: 0.0.0.0/0
-       gateway 10.1.0.1
+       gateway: 10.1.0.1
        table: exampleroutetable
      - cidr: 10.1.0.0/24
        table: exampleroutetable