diff --git a/README.md b/README.md
index 23eb4df..00cd65c 100644
--- a/README.md
+++ b/README.md
@@ -28,3 +28,4 @@
 - https://tinchicus.com/2022/07/12/rust-memoria-estatica/ (ejemplo03)
 - https://tinchicus.com/2022/07/13/rust-struct/ (estructura)
 - https://tinchicus.com/2022/07/14/rust-struct-en-multiples-archivos/ (estructura2)
+- https://tinchicus.com/2022/07/15/rust-tuple-struct/ (nuevotipo)
diff --git a/nuevotipo/Cargo.toml b/nuevotipo/Cargo.toml
new file mode 100644
index 0000000..ffb70ba
--- /dev/null
+++ b/nuevotipo/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "nuevotipo"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/nuevotipo/src/main.rs b/nuevotipo/src/main.rs
new file mode 100644
index 0000000..7944569
--- /dev/null
+++ b/nuevotipo/src/main.rs
@@ -0,0 +1,11 @@
+// tuple-struct;
+struct MiPi(f32);
+
+fn main() {
+    // creamos objeto del tipo MiPi
+    let mi_pi = MiPi(22f32 / 7f32);
+    println!("mi_pi = {:?}", mi_pi.0);
+    // asignación de patrón de tipo nuevo
+    let MiPi(pi) = mi_pi;
+    println!("pi = {}", pi);
+}