diff --git a/build.rs b/build.rs
index 79a1fadd..56878641 100644
--- a/build.rs
+++ b/build.rs
@@ -1,6 +1,5 @@
 fn main() {
     // Fix building from source on Windows because it can't handle file links.
     #[cfg(windows)]
-    std::fs::copy("dev/Cargo.toml", "dev-Cargo.toml")
-        .expect("Failed to copy the file `dev/Cargo.toml` to `dev-Cargo.toml`");
+    let _ = std::fs::copy("dev/Cargo.toml", "dev-Cargo.toml");
 }