diff --git a/crates/oxc_isolated_declarations/tests/fixtures/export-default2.ts b/crates/oxc_isolated_declarations/tests/fixtures/export-default2.ts
index 2195aa2b18cb7..60f275fd1fd23 100644
--- a/crates/oxc_isolated_declarations/tests/fixtures/export-default2.ts
+++ b/crates/oxc_isolated_declarations/tests/fixtures/export-default2.ts
@@ -1,6 +1,4 @@
-/**
- * comment should be a leading comment of the arrow function
- */
+/** comment should be a leading comment of the arrow function */
 export default () => {
-	return 0;
+  return 0;
 };
diff --git a/crates/oxc_isolated_declarations/tests/fixtures/ts-export-assignment.ts b/crates/oxc_isolated_declarations/tests/fixtures/ts-export-assignment.ts
index bc241cf7c8083..c91931032b367 100644
--- a/crates/oxc_isolated_declarations/tests/fixtures/ts-export-assignment.ts
+++ b/crates/oxc_isolated_declarations/tests/fixtures/ts-export-assignment.ts
@@ -1,8 +1,6 @@
 const Res = 0;
 
-/**
- * comment should be a leading comment of the function Foo
- */
+/** comment should be a leading comment of the function Foo */
 export = function Foo(): typeof Res {
-	return Res;
+  return Res;
 };
diff --git a/crates/oxc_isolated_declarations/tests/mod.rs b/crates/oxc_isolated_declarations/tests/mod.rs
index a3d88cc81b780..ca924ee87f0ee 100644
--- a/crates/oxc_isolated_declarations/tests/mod.rs
+++ b/crates/oxc_isolated_declarations/tests/mod.rs
@@ -3,7 +3,7 @@ mod deno;
 use std::{fmt::Write, fs, path::Path, sync::Arc};
 
 use oxc_allocator::Allocator;
-use oxc_codegen::CodeGenerator;
+use oxc_codegen::Codegen;
 use oxc_isolated_declarations::{IsolatedDeclarations, IsolatedDeclarationsOptions};
 use oxc_parser::Parser;
 use oxc_span::SourceType;
@@ -16,7 +16,7 @@ fn transform(path: &Path, source_text: &str) -> String {
     let id_ret =
         IsolatedDeclarations::new(&allocator, IsolatedDeclarationsOptions { strip_internal: true })
             .build(&parser_ret.program);
-    let code = CodeGenerator::new().build(&id_ret.program).code;
+    let code = Codegen::new().build(&id_ret.program).code;
 
     let mut snapshot =
         format!("```\n==================== .D.TS ====================\n\n{code}\n\n");
diff --git a/crates/oxc_isolated_declarations/tests/snapshots/export-default2.snap b/crates/oxc_isolated_declarations/tests/snapshots/export-default2.snap
index 0dd8e975d9817..df89164f3c5ba 100644
--- a/crates/oxc_isolated_declarations/tests/snapshots/export-default2.snap
+++ b/crates/oxc_isolated_declarations/tests/snapshots/export-default2.snap
@@ -5,8 +5,6 @@ input_file: crates/oxc_isolated_declarations/tests/fixtures/export-default2.ts
 ```
 ==================== .D.TS ====================
 
-/**
-* comment should be a leading comment of the arrow function
-*/
+/** comment should be a leading comment of the arrow function */
 declare const _default: () => number;
 export default _default;
diff --git a/crates/oxc_isolated_declarations/tests/snapshots/ts-export-assignment.snap b/crates/oxc_isolated_declarations/tests/snapshots/ts-export-assignment.snap
index e358ebe3664df..948d5be9c4b69 100644
--- a/crates/oxc_isolated_declarations/tests/snapshots/ts-export-assignment.snap
+++ b/crates/oxc_isolated_declarations/tests/snapshots/ts-export-assignment.snap
@@ -6,8 +6,6 @@ input_file: crates/oxc_isolated_declarations/tests/fixtures/ts-export-assignment
 ==================== .D.TS ====================
 
 declare const Res = 0;
-/**
-* comment should be a leading comment of the function Foo
-*/
+/** comment should be a leading comment of the function Foo */
 declare const _default: () => typeof Res;
 export = _default;