diff --git a/crates/dbg-swc/src/util/minifier.rs b/crates/dbg-swc/src/util/minifier.rs
index 429689d6053e..0529bb0804d7 100644
--- a/crates/dbg-swc/src/util/minifier.rs
+++ b/crates/dbg-swc/src/util/minifier.rs
@@ -70,7 +70,7 @@ pub fn get_terser_output(file: &Path, compress: bool, mangle: bool) -> Result<St
         if mangle {
             cmd.arg("--mangle");
         }
-        cmd.arg("--comments false");
+        cmd.args(["--comments", "false"]);
         cmd.arg("--");
         cmd.arg(file);
 
diff --git a/crates/swc_ecma_parser/tests/test262.rs b/crates/swc_ecma_parser/tests/test262.rs
index aa356ae6aa8c..c313828287f9 100644
--- a/crates/swc_ecma_parser/tests/test262.rs
+++ b/crates/swc_ecma_parser/tests/test262.rs
@@ -81,7 +81,7 @@ const IGNORED_PASS_TESTS: &[&str] = &[
     "ce569e89a005c02a.js",
 ];
 
-fn add_test<F: FnOnce() + Send + 'static>(
+fn add_test<F: FnOnce() -> Result<(), String> + Send + 'static>(
     tests: &mut Vec<TestDescAndFn>,
     name: String,
     ignore: bool,
diff --git a/crates/swc_estree_compat/tests/convert.rs b/crates/swc_estree_compat/tests/convert.rs
index 5daa6189c37b..f2b976c7365e 100644
--- a/crates/swc_estree_compat/tests/convert.rs
+++ b/crates/swc_estree_compat/tests/convert.rs
@@ -90,6 +90,8 @@ fn fixtures() -> Result<(), Error> {
                         })
                     };
                     run_test(input, output, syntax, is_module);
+
+                    Ok(())
                 })
             })),
         })