diff --git a/crates/it-lilo-utils/src/lib.rs b/crates/it-lilo-utils/src/lib.rs
index 8b5934b..dd94ae1 100644
--- a/crates/it-lilo-utils/src/lib.rs
+++ b/crates/it-lilo-utils/src/lib.rs
@@ -44,7 +44,7 @@ pub fn record_size(record_type: &IRecordType) -> usize {
         .sum()
 }
 
-pub fn type_code_form_itype(itype: &IType) -> u32 {
+pub fn type_tag_form_itype(itype: &IType) -> u32 {
     const POINTER_CODE: u32 = 3; // u32 on the sdk
 
     match itype {
@@ -63,7 +63,7 @@ pub fn type_code_form_itype(itype: &IType) -> u32 {
     }
 }
 
-pub fn type_code_form_ivalue(itype: &IValue) -> u32 {
+pub fn type_tag_form_ivalue(itype: &IValue) -> u32 {
     const POINTER_CODE: u32 = 3; // u32 on the sdk
 
     match itype {
diff --git a/wasmer-it/src/interpreter/instructions/arrays/lower_array.rs b/wasmer-it/src/interpreter/instructions/arrays/lower_array.rs
index 1a6d727..a27d867 100644
--- a/wasmer-it/src/interpreter/instructions/arrays/lower_array.rs
+++ b/wasmer-it/src/interpreter/instructions/arrays/lower_array.rs
@@ -3,7 +3,7 @@ use super::lilo::*;
 use crate::IValue;
 
 use it_lilo_utils::ser_value_size;
-use it_lilo_utils::type_code_form_ivalue;
+use it_lilo_utils::type_tag_form_ivalue;
 
 pub(crate) fn array_lower_memory_impl(
     lo_helper: &LoHelper,
@@ -17,7 +17,7 @@ pub(crate) fn array_lower_memory_impl(
     let size_to_allocate = ser_value_size(&array_values[0]) * elements_count;
     let offset = (lo_helper.allocate)(
         size_to_allocate as _,
-        type_code_form_ivalue(&array_values[0]) as _,
+        type_tag_form_ivalue(&array_values[0]) as _,
     )?;
 
     let seq_writer = lo_helper
diff --git a/wasmer-it/src/interpreter/instructions/lilo/lo_helper.rs b/wasmer-it/src/interpreter/instructions/lilo/lo_helper.rs
index 2bbd62a..b2e1b5d 100644
--- a/wasmer-it/src/interpreter/instructions/lilo/lo_helper.rs
+++ b/wasmer-it/src/interpreter/instructions/lilo/lo_helper.rs
@@ -5,7 +5,7 @@ use crate::interpreter::wasm;
 use crate::IType;
 
 use it_lilo_utils::memory_writer::MemoryWriter;
-use it_lilo_utils::type_code_form_itype;
+use it_lilo_utils::type_tag_form_itype;
 
 use std::cell::Cell;
 
@@ -35,8 +35,8 @@ impl<'instance> LoHelper<'instance> {
     }
 
     pub(crate) fn write_to_mem(&self, bytes: &[u8]) -> LiLoResult<usize> {
-        let alloc_type_code = type_code_form_itype(&IType::U8);
-        let offset = (self.allocate)(bytes.len() as _, alloc_type_code as _)?;
+        let alloc_type_tag = type_tag_form_itype(&IType::U8);
+        let offset = (self.allocate)(bytes.len() as _, alloc_type_tag as _)?;
 
         self.writer.write_bytes(offset, bytes)?;