diff --git a/Cargo.toml b/Cargo.toml
index 2b37e54..b4944ee 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,8 +14,8 @@ glob = "0.2"
 [lib]
 
 [[bin]]
-name = "wasm-opt"
-path = "opt/src/main.rs"
+name = "wasm-prune"
+path = "prune/src/main.rs"
 
 [[bin]]
 name = "wasm-ext"
diff --git a/opt/.gitignore b/opt/.gitignore
deleted file mode 100644
index f2f9e58..0000000
--- a/opt/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-target
-Cargo.lock
\ No newline at end of file
diff --git a/opt/Cargo.toml b/opt/Cargo.toml
deleted file mode 100644
index 5270544..0000000
--- a/opt/Cargo.toml
+++ /dev/null
@@ -1,9 +0,0 @@
-[package]
-name = "wasm-opt"
-version = "0.1.0"
-authors = ["NikVolf <nikvolf@gmail.com>"]
-
-[dependencies]
-parity-wasm = "0.12"
-wasm-utils = { path = "../" }
-clap = "2.24"
diff --git a/opt/src/main.rs b/opt/src/main.rs
deleted file mode 100644
index 6175ad9..0000000
--- a/opt/src/main.rs
+++ /dev/null
@@ -1,44 +0,0 @@
-extern crate parity_wasm;
-extern crate wasm_utils;
-extern crate clap;
-
-use clap::{App, Arg};
-
-fn main() {
-    wasm_utils::init_log();
-
-    let matches = App::new("wasm-opt")
-                        .arg(Arg::with_name("input")
-                            .index(1)
-                            .required(true)
-                            .help("Input WASM file"))
-                        .arg(Arg::with_name("output")
-                            .index(2)
-                            .required(true)
-                            .help("Output WASM file"))
-                        .arg(Arg::with_name("exports")
-                            .long("exports")
-                            .short("e")
-                            .takes_value(true)
-                            .value_name("functions")
-                            .help("Comma-separated list of exported functions to keep. Default: _call"))
-                        .get_matches();
-
-    let exports = matches
-                    .value_of("exports")
-                    .unwrap_or("_call")
-                    .split(',')
-                    .collect();
-
-    let input = matches.value_of("input").expect("is required; qed");
-    let output = matches.value_of("output").expect("is required; qed");
-
-    let mut module = parity_wasm::deserialize_file(&input).unwrap();
-
-    // Invoke optimizer
-    //   Contract is supposed to have only these functions as public api
-    //   All other symbols not usable by this list is optimized away
-    wasm_utils::optimize(&mut module, exports).expect("Optimizer to finish without errors");
-
-    parity_wasm::serialize_to_file(&output, module).unwrap();
-}