diff --git a/netcdf-src/build.rs b/netcdf-src/build.rs
index 2d7950c..27d49a4 100644
--- a/netcdf-src/build.rs
+++ b/netcdf-src/build.rs
@@ -89,14 +89,14 @@ fn main() {
 
     let netcdf = netcdf_config.build();
 
+    // Only forward link options to netcdf-sys, so netcdf-sys can
+    // optionally choose not to use this build
     println!("cargo::metadata=lib=netcdf");
     let search_path = format!("{}/lib", netcdf.display());
     if std::path::Path::new(&search_path).exists() {
         println!("cargo::metadata=search={search_path}");
-        println!("cargo::rustc-link-search={}", search_path);
     } else {
         let search_path = format!("{}/lib64", netcdf.display());
         println!("cargo::metadata=search={search_path}");
-        println!("cargo::rustc-link-search={}", search_path);
     }
 }
diff --git a/netcdf/Cargo.toml b/netcdf/Cargo.toml
index 62b0021..74bf6d2 100644
--- a/netcdf/Cargo.toml
+++ b/netcdf/Cargo.toml
@@ -14,6 +14,7 @@ readme = "../README.md"
 categories = ["science", "filesystem"]
 exclude = ["examples/**", "tests/**"]
 build = "build.rs"
+rust-version = "1.77"
 
 [features]
 default = ["ndarray"]