diff --git a/lib/binding_rust/build.rs b/lib/binding_rust/build.rs
index 19cb0f6e..ce4198bc 100644
--- a/lib/binding_rust/build.rs
+++ b/lib/binding_rust/build.rs
@@ -1,7 +1,4 @@
-use std::{
-    env, fs,
-    path::{Path, PathBuf},
-};
+use std::{env, fs, path::PathBuf};
 
 fn main() {
     let out_dir = PathBuf::from(env::var("OUT_DIR").unwrap());
@@ -26,7 +23,7 @@ fn main() {
             .include(env::var("DEP_WASMTIME_C_API_WASM_INCLUDE").unwrap());
     }
 
-    let manifest_path = Path::new(env!("CARGO_MANIFEST_DIR"));
+    let manifest_path = PathBuf::from(env::var("CARGO_MANIFEST_DIR").unwrap());
     let include_path = manifest_path.join("include");
     let src_path = manifest_path.join("src");
     let wasm_path = src_path.join("wasm");