diff --git a/Cargo.lock b/Cargo.lock
index 05e1a6e..05ae0f4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -210,7 +210,7 @@ checksum = "b5a972e5669d67ba988ce3dc826706fb0a8b01471c088cb0b6110b805cc36aed"
 
 [[package]]
 name = "wasmer-interface-types-fl"
-version = "0.18.3"
+version = "0.19.0"
 dependencies = [
  "fluence-it-types",
  "it-to-bytes",
diff --git a/wasmer-it/Cargo.toml b/wasmer-it/Cargo.toml
index 89b6f4e..4e0d8bb 100644
--- a/wasmer-it/Cargo.toml
+++ b/wasmer-it/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wasmer-interface-types-fl"
-version = "0.18.3"
+version = "0.19.0"
 description = "WebAssembly Interface Types library for Wasmer"
 license = "MIT"
 authors = ["The Wasmer Engineering Team <engineering@wasmer.io>"]
diff --git a/wasmer-it/src/interpreter/instructions/arrays.rs b/wasmer-it/src/interpreter/instructions/arrays.rs
index 32482e0..fb7e307 100644
--- a/wasmer-it/src/interpreter/instructions/arrays.rs
+++ b/wasmer-it/src/interpreter/instructions/arrays.rs
@@ -1,4 +1,3 @@
-use super::deallocate;
 use super::read_from_instance_mem;
 use super::write_to_instance_mem;
 
@@ -181,8 +180,6 @@ where
         }
     };
 
-    deallocate(instance, instruction, offset as _, size as _)?;
-
     Ok(result_array)
 }
 
diff --git a/wasmer-it/src/interpreter/instructions/mod.rs b/wasmer-it/src/interpreter/instructions/mod.rs
index aaf5d46..d4b2744 100644
--- a/wasmer-it/src/interpreter/instructions/mod.rs
+++ b/wasmer-it/src/interpreter/instructions/mod.rs
@@ -32,7 +32,6 @@ use serde::Serialize;
 use std::convert::TryFrom;
 
 pub(self) const ALLOCATE_FUNC_INDEX: u32 = 0;
-pub(self) const DEALLOCATE_FUNC_INDEX: u32 = 1;
 
 /// Represents all the possible WIT instructions.
 #[derive(PartialEq, Eq, Debug, Clone, Hash, Serialize, Deserialize)]
diff --git a/wasmer-it/src/interpreter/instructions/records.rs b/wasmer-it/src/interpreter/instructions/records.rs
index f5635e2..abd1c95 100644
--- a/wasmer-it/src/interpreter/instructions/records.rs
+++ b/wasmer-it/src/interpreter/instructions/records.rs
@@ -12,18 +12,6 @@ use crate::{
 };
 
 use std::convert::TryInto;
-/*
-
-struct Record1 {
-field1: String,
-field2: i32,
-}
-
-// export
-fn foo(t: Record1) {
-
-// import
- */
 
 /*
 /// Build an `IValue::Record` based on values on the stack.
@@ -249,8 +237,6 @@ where
         field_id += 1;
     }
 
-    super::deallocate(instance, instruction, offset as _, size as _)?;
-
     Ok(IValue::Record(
         NEVec::new(values.into_iter().collect())
             .expect("Record must have at least one field, zero given"),
diff --git a/wasmer-it/src/interpreter/instructions/utils.rs b/wasmer-it/src/interpreter/instructions/utils.rs
index 0e7fd18..507ebf7 100644
--- a/wasmer-it/src/interpreter/instructions/utils.rs
+++ b/wasmer-it/src/interpreter/instructions/utils.rs
@@ -1,5 +1,4 @@
 use crate::interpreter::instructions::ALLOCATE_FUNC_INDEX;
-use crate::interpreter::instructions::DEALLOCATE_FUNC_INDEX;
 use crate::interpreter::wasm;
 use crate::interpreter::wasm::structures::{FunctionIndex, TypedIndex};
 
@@ -130,29 +129,6 @@ where
     to_native::<i32>(&values[0], instruction).map(|v| v as usize)
 }
 
-pub(super) fn deallocate<'instance, Instance, Export, LocalImport, Memory, MemoryView>(
-    instance: &'instance Instance,
-    instruction: Instruction,
-    mem_ptr: i32,
-    size: i32,
-) -> Result<(), InstructionError>
-where
-    Export: wasm::structures::Export + 'instance,
-    LocalImport: wasm::structures::LocalImport + 'instance,
-    Memory: wasm::structures::Memory<MemoryView> + 'instance,
-    MemoryView: wasm::structures::MemoryView,
-    Instance: wasm::structures::Instance<Export, LocalImport, Memory, MemoryView>,
-{
-    let _ = call_core(
-        instance,
-        DEALLOCATE_FUNC_INDEX,
-        instruction,
-        vec![IValue::I32(mem_ptr), IValue::I32(size)],
-    )?;
-
-    Ok(())
-}
-
 fn call_core<'instance, Instance, Export, LocalImport, Memory, MemoryView>(
     instance: &'instance Instance,
     function_index: u32,