minor update

Author: jkone27

docs/index.md

@@ -22,7 +22,7 @@ To use the CE, you must build your CE object first by passing the generic `Progr
 
 ### Sample Use Case
 
-Suppose in your main app (`Program` or `Startup`) you call `Services.AddApiClient`(or its variants) twice, registering 2 API clients to make calls to other services, say to the outbound routes `/externalApi` and `/anotherApi` (let's skip the base address for now).
+Suppose in your main app (`Program` or `Startup`) you call `Services.AddHttpClient`(or its variants) twice, registering 2 API clients to make calls to other services, say to the outbound routes `/externalApi` and `/anotherApi` (let's skip the base address for now).
 suppose `ExternalApiClient` invokes an http `GET` method and the other client makes a `POST` http call, inside your API client code. 
 
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