diff --git a/rust_bindings/build.rs b/rust_bindings/build.rs
index 58c531e..5e5ba21 100644
--- a/rust_bindings/build.rs
+++ b/rust_bindings/build.rs
@@ -24,7 +24,6 @@ fn main() {
         .define("BUILD_CHIAVDFC", "ON")
         .env("BUILD_VDF_CLIENT", "N")
         .define("BUILD_PYTHON", "OFF")
-        .define("SKIP_MPIR_LINK", "ON")
         .build();
 
     println!("cargo:rustc-link-lib=static=chiavdfc");