diff --git a/build.rs b/build.rs
index b64c6a90..98b7bc7c 100644
--- a/build.rs
+++ b/build.rs
@@ -66,8 +66,6 @@ fn write_test(test_file: &mut File, test: &walkdir::DirEntry) {
 }
 
 #[cfg(feature = "compare")]
-fn is_expect_fail(name: &str) -> Option<&str> {
-    match name {
-        _ => None,
-    }
+fn is_expect_fail(_name: &str) -> Option<&str> {
+    None
 }