diff --git a/docs/routing/create-dummy-interface.md b/docs/routing/create-dummy-interface.md
index cd811df..215aabc 100644
--- a/docs/routing/create-dummy-interface.md
+++ b/docs/routing/create-dummy-interface.md
@@ -35,8 +35,8 @@ Alternatively, you can use the following configuration:
 ```
 auto crxn
 iface crxn inet6 static
-	address <ip>
-	netmask 128
+    address <ip>
+    netmask 128
     pre-up ip link add crxn type dummy
     post-down ip link del crxn
 ```