1 files changed, 2 insertions, 4 deletions
diff --git a/crates/shirabe/tests/package/archiver/archive_manager_test.rs b/crates/shirabe/tests/package/archiver/archive_manager_test.rs
index a7235bf9..84feb5bc 100644
--- a/crates/shirabe/tests/package/archiver/archive_manager_test.rs
+++ b/crates/shirabe/tests/package/archiver/archive_manager_test.rs
@@ -13,6 +13,7 @@ use shirabe::util::ProcessExecutor;
 use shirabe::util::http_downloader::HttpDownloader;
 use shirabe::util::r#loop::Loop;
 use shirabe_external_packages::symfony::process::Process;
+use shirabe_php_shim::Catch as _;
 use shirabe_php_shim::{
     PhpMixed, file_exists, file_put_contents, realpath, sys_get_temp_dir, unlink,
 };
@@ -159,10 +160,7 @@ fn test_unknown_format() {
     );
 
     let err = result.expect_err("expected RuntimeException for unknown format");
-    assert!(
-        err.downcast_ref::<shirabe_php_shim::RuntimeException>()
-            .is_some()
-    );
+    assert!(err.is_instanceof::<shirabe_php_shim::RuntimeException>());
 }
 
 // ref: ArchiveManagerTest::testArchiveTar / testArchiveCustomFileName.