diff --git a/build.rs b/build.rs
index 191cdf90fc..bf44499569 100644
--- a/build.rs
+++ b/build.rs
@@ -168,6 +168,7 @@ fn write_testsuite_tests(
 
 /// Ignore tests that aren't supported yet.
 fn ignore(testsuite: &str, testname: &str, strategy: &str) -> bool {
+    let target = env::var("TARGET").unwrap();
     match strategy {
         #[cfg(feature = "lightbeam")]
         "Lightbeam" => match (testsuite, testname) {