diff --git a/rust/parallel_calls/src/parallel_calls_backend/Cargo.toml b/rust/parallel_calls/src/parallel_calls_backend/Cargo.toml
deleted file mode 100644
index dc733daa9..000000000
--- a/rust/parallel_calls/src/parallel_calls_backend/Cargo.toml
+++ /dev/null
@@ -1,14 +0,0 @@
-[package]
-name = "parallel_calls_backend"
-version = "0.1.0"
-edition = "2021"
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
-[lib]
-crate-type = ["cdylib"]
-
-[dependencies]
-candid = "0.10"
-ic-cdk = "0.15"
-ic-cdk-timers = "0.7" # Feel free to remove this dependency if you don't need timers
diff --git a/rust/parallel_calls/src/parallel_calls_backend/parallel_calls_backend.did b/rust/parallel_calls/src/parallel_calls_backend/parallel_calls_backend.did
deleted file mode 100644
index aa419a250..000000000
--- a/rust/parallel_calls/src/parallel_calls_backend/parallel_calls_backend.did
+++ /dev/null
@@ -1,3 +0,0 @@
-service : {
-    "greet": (text) -> (text) query;
-}
diff --git a/rust/parallel_calls/src/parallel_calls_backend/src/lib.rs b/rust/parallel_calls/src/parallel_calls_backend/src/lib.rs
deleted file mode 100644
index 84cbb822a..000000000
--- a/rust/parallel_calls/src/parallel_calls_backend/src/lib.rs
+++ /dev/null
@@ -1,8 +0,0 @@
-#[ic_cdk::update]
-
-#[ic_cdk::update]
-pub async fn sequential_calls(n: u64) -> String {
-    for i in 0..n {
-        mirror(i).await;
-    }
-}