diff --git a/README.md b/README.md
index dba891b..c93891b 100644
--- a/README.md
+++ b/README.md
@@ -67,14 +67,13 @@ We can also attach a description to the response format.
 
 ### Dependency Injection
 
-```diff
+```ts
 const Character = T.struct({
-- name: T.string,
-+ name: T.string`Preferably names common to those who are {"national identity"}.`,
+  name: T.string`Preferably names common to those who are {"national identity"}.`,
   age: T.number`Ensure between 1 and 110.`,
 })
 
 const AmericanCharacter = Character.apply({
-  "national identity": "american"
+  "national identity": "american",
 })
 ```