diff --git a/compiler/erg_common/lib.rs b/compiler/erg_common/lib.rs
index 225e024c..144fc2d9 100644
--- a/compiler/erg_common/lib.rs
+++ b/compiler/erg_common/lib.rs
@@ -14,8 +14,8 @@ pub mod help_messages;
 pub mod levenshtein;
 pub mod macros;
 pub mod opcode;
-pub mod opcode38;
 pub mod opcode310;
+pub mod opcode38;
 pub mod python_util;
 pub mod serialize;
 pub mod set;
diff --git a/compiler/erg_compiler/codegen.rs b/compiler/erg_compiler/codegen.rs
index 503b1c08..ac0f4044 100644
--- a/compiler/erg_compiler/codegen.rs
+++ b/compiler/erg_compiler/codegen.rs
@@ -12,7 +12,7 @@ use erg_common::config::{ErgConfig, Input};
 use erg_common::env::erg_std_path;
 use erg_common::error::{ErrorDisplay, Location};
 use erg_common::opcode310::Opcode310;
-use erg_common::opcode38::Opcode38 as Opcode38;
+use erg_common::opcode38::Opcode38;
 use erg_common::option_enum_unwrap;
 use erg_common::python_util::{python_version, PythonVersion};
 use erg_common::traits::{Locational, Stream};
diff --git a/compiler/erg_compiler/ty/codeobj.rs b/compiler/erg_compiler/ty/codeobj.rs
index fa18c5cb..b122b311 100644
--- a/compiler/erg_compiler/ty/codeobj.rs
+++ b/compiler/erg_compiler/ty/codeobj.rs
@@ -6,8 +6,8 @@ use std::path::Path;
 
 use erg_common::impl_display_from_debug;
 use erg_common::opcode::CommonOpcode;
-use erg_common::opcode38::Opcode38;
 use erg_common::opcode310::Opcode310;
+use erg_common::opcode38::Opcode38;
 use erg_common::python_util::{detect_magic_number, python_version, PythonVersion};
 use erg_common::serialize::*;
 use erg_common::Str;