diff --git a/crates/swc/tests/fixture/issues-8xxx/8920/input/.swcrc b/crates/swc/tests/fixture/issues-8xxx/8920/input/.swcrc
new file mode 100644
index 000000000000..2c29c9864667
--- /dev/null
+++ b/crates/swc/tests/fixture/issues-8xxx/8920/input/.swcrc
@@ -0,0 +1,64 @@
+{
+    "jsc": {
+        "parser": {
+            "syntax": "ecmascript",
+            "jsx": false
+        },
+        "target": "es2022",
+        "loose": false,
+        "minify": {
+            "compress": {
+                "arguments": false,
+                "arrows": true,
+                "booleans": true,
+                "booleans_as_integers": false,
+                "collapse_vars": true,
+                "comparisons": true,
+                "computed_props": true,
+                "conditionals": true,
+                "dead_code": true,
+                "directives": true,
+                "drop_console": false,
+                "drop_debugger": true,
+                "evaluate": true,
+                "expression": false,
+                "hoist_funs": false,
+                "hoist_props": true,
+                "hoist_vars": false,
+                "if_return": true,
+                "join_vars": true,
+                "keep_classnames": false,
+                "keep_fargs": true,
+                "keep_fnames": false,
+                "keep_infinity": false,
+                "loops": true,
+                "negate_iife": true,
+                "properties": true,
+                "reduce_funcs": false,
+                "reduce_vars": false,
+                "side_effects": true,
+                "switches": true,
+                "typeofs": true,
+                "unsafe": false,
+                "unsafe_arrows": false,
+                "unsafe_comps": false,
+                "unsafe_Function": false,
+                "unsafe_math": false,
+                "unsafe_symbols": false,
+                "unsafe_methods": false,
+                "unsafe_proto": false,
+                "unsafe_regexp": false,
+                "unsafe_undefined": false,
+                "unused": true,
+                "const_to_let": true,
+                "pristine_globals": true
+            },
+            "mangle": false
+        }
+    },
+    "module": {
+        "type": "commonjs"
+    },
+    "minify": false,
+    "isModule": false
+}
\ No newline at end of file
diff --git a/crates/swc/tests/fixture/issues-8xxx/8920/input/1.js b/crates/swc/tests/fixture/issues-8xxx/8920/input/1.js
new file mode 100644
index 000000000000..559d08bc2dd1
--- /dev/null
+++ b/crates/swc/tests/fixture/issues-8xxx/8920/input/1.js
@@ -0,0 +1,8 @@
+"use strict";
+const k = (() => {
+    function f() {
+        class x { }
+        x();
+    }
+    return f;
+})();
\ No newline at end of file
diff --git a/crates/swc/tests/fixture/issues-8xxx/8920/output/1.js b/crates/swc/tests/fixture/issues-8xxx/8920/output/1.js
new file mode 100644
index 000000000000..4830933f7461
--- /dev/null
+++ b/crates/swc/tests/fixture/issues-8xxx/8920/output/1.js
@@ -0,0 +1,5 @@
+"use strict";
+let k = function() {
+    (class {
+    })();
+};
diff --git a/crates/swc_ecma_transforms_base/src/fixer.rs b/crates/swc_ecma_transforms_base/src/fixer.rs
index 91175d5cbc1c..a01891f854a3 100644
--- a/crates/swc_ecma_transforms_base/src/fixer.rs
+++ b/crates/swc_ecma_transforms_base/src/fixer.rs
@@ -87,6 +87,7 @@ impl Fixer<'_> {
         match e {
             Expr::Lit(Lit::Num(..) | Lit::Str(..)) => (),
             Expr::Cond(..)
+            | Expr::Class(..)
             | Expr::Bin(..)
             | Expr::Lit(..)
             | Expr::Unary(..)