diff --git a/Cargo.lock b/Cargo.lock
index c87a07a7..9212b4d9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -912,16 +912,6 @@ dependencies = [
  "serde_json",
 ]
 
-[[package]]
-name = "async_ex2"
-version = "1.0.0"
-dependencies = [
- "actix-web",
- "env_logger",
- "serde 1.0.136",
- "serde_json",
-]
-
 [[package]]
 name = "async_pg"
 version = "1.0.0"
@@ -3418,6 +3408,16 @@ dependencies = [
  "tempfile",
 ]
 
+[[package]]
+name = "nested-routing"
+version = "1.0.0"
+dependencies = [
+ "actix-web",
+ "env_logger",
+ "serde 1.0.136",
+ "serde_json",
+]
+
 [[package]]
 name = "net2"
 version = "0.2.37"
diff --git a/basics/nested-routing/Cargo.toml b/basics/nested-routing/Cargo.toml
index 0c37568e..ccdd2bce 100644
--- a/basics/nested-routing/Cargo.toml
+++ b/basics/nested-routing/Cargo.toml
@@ -1,5 +1,5 @@
 [package]
-name = "async_ex2"
+name = "nested-routing"
 version = "1.0.0"
 edition = "2021"
 
diff --git a/basics/nested-routing/src/appconfig.rs b/basics/nested-routing/src/app_config.rs
similarity index 100%
rename from basics/nested-routing/src/appconfig.rs
rename to basics/nested-routing/src/app_config.rs
diff --git a/basics/nested-routing/src/bin/main.rs b/basics/nested-routing/src/bin/main.rs
index 32f699a5..e3393873 100644
--- a/basics/nested-routing/src/bin/main.rs
+++ b/basics/nested-routing/src/bin/main.rs
@@ -1,6 +1,6 @@
 use actix_web::{middleware, App, HttpServer};
 
-use async_ex2::appconfig::config_app;
+use nested_routing::app_config::config_app;
 
 #[actix_web::main]
 async fn main() -> std::io::Result<()> {
diff --git a/basics/nested-routing/src/handlers/products.rs b/basics/nested-routing/src/handlers/products.rs
index 67385528..3dd3c940 100644
--- a/basics/nested-routing/src/handlers/products.rs
+++ b/basics/nested-routing/src/handlers/products.rs
@@ -24,7 +24,7 @@ pub async fn remove_product(_id: web::Path<String>) -> Result<HttpResponse, Erro
 
 #[cfg(test)]
 mod tests {
-    use crate::appconfig::config_app;
+    use crate::app_config::config_app;
     use actix_web::dev::Service;
     use actix_web::{
         http::{header, StatusCode},
diff --git a/basics/nested-routing/src/lib.rs b/basics/nested-routing/src/lib.rs
index 1e9c00b3..682d962f 100644
--- a/basics/nested-routing/src/lib.rs
+++ b/basics/nested-routing/src/lib.rs
@@ -1,3 +1,3 @@
-pub mod appconfig;
+pub mod app_config;
 pub mod common;
 pub mod handlers;