diff --git a/README.md b/README.md
index 285b564..56590cb 100644
--- a/README.md
+++ b/README.md
@@ -2,4 +2,12 @@
 
 run firecracker in netns namespace
 
+The following structure is setup in this repository
+
+![img.png](./docs/business-schema.png)
+
+The official visual explanation of firecracker
+
+![img.png](./docs/firecracker-schema.png)
+
 documentation [docs](./docs)
diff --git a/docs/business-schema.png b/docs/business-schema.png
new file mode 100644
index 0000000..5d340b4
Binary files /dev/null and b/docs/business-schema.png differ
diff --git a/docs/firecracker-schema.png b/docs/firecracker-schema.png
new file mode 100644
index 0000000..c6e71b8
Binary files /dev/null and b/docs/firecracker-schema.png differ
diff --git a/internal/netlink/tap.go b/internal/netlink/tap.go
index 5b2292a..2bf67cc 100644
--- a/internal/netlink/tap.go
+++ b/internal/netlink/tap.go
@@ -82,7 +82,7 @@ func CreateTap(tapNetwork net.IPNet, externalLinkName string) (*Tap, error) {
 		return nil, err
 	}
 
-	// Ip tapAddr add <tap Network> dev tap0
+	// ip addr add <tap Network> dev tap0
 	err = netlink.AddrAdd(tap, &netlink.Addr{
 		IPNet: &tapNetwork,
 	})