diff --git a/README.md b/README.md
index 20b75710..554cbec0 100644
--- a/README.md
+++ b/README.md
@@ -223,5 +223,5 @@ yarn test
 | [napi_is_typedarray](https://nodejs.org/api/n-api.html#n_api_napi_is_typedarray)                     | 1            | v8.0.0               | ✅     |
 | [napi_is_dataview](https://nodejs.org/api/n-api.html#n_api_napi_is_dataview)                         | 1            | v8.3.0               | ✅     |
 | [napi_strict_equals](https://nodejs.org/api/n-api.html#n_api_napi_strict_equals)                     | 1            | v8.0.0               | ✅     |
-| [napi_detach_arraybuffer](https://nodejs.org/api/n-api.html#n_api_napi_detach_arraybuffer)           | 7            | v13.3.0              | ⛔️    |
-| [napi_is_detached_arraybuffer](https://nodejs.org/api/n-api.html#n_api_napi_is_detached_arraybuffer) | 7            | v13.3.0              | ⛔️    |
+| [napi_detach_arraybuffer](https://nodejs.org/api/n-api.html#n_api_napi_detach_arraybuffer)           | 7            | v13.3.0              | ✅     |
+| [napi_is_detached_arraybuffer](https://nodejs.org/api/n-api.html#n_api_napi_is_detached_arraybuffer) | 7            | v13.3.0              | ✅     |
diff --git a/napi/src/js_values/arraybuffer.rs b/napi/src/js_values/arraybuffer.rs
index f59faa27..a4538648 100644
--- a/napi/src/js_values/arraybuffer.rs
+++ b/napi/src/js_values/arraybuffer.rs
@@ -100,6 +100,20 @@ impl From<TypedArrayType> for sys::napi_typedarray_type {
 }
 
 impl JsArrayBuffer {
+  #[cfg(napi7)]
+  pub fn detach(self) -> Result<()> {
+    check_status(unsafe { sys::napi_detach_arraybuffer(self.0.env, self.0.value) })
+  }
+
+  #[cfg(napi7)]
+  pub fn is_detached(&self) -> Result<bool> {
+    let mut is_detached = false;
+    check_status(unsafe {
+      sys::napi_is_detached_arraybuffer(self.0.env, self.0.value, &mut is_detached)
+    })?;
+    Ok(is_detached)
+  }
+
   pub fn into_value(self) -> Result<JsArrayBufferValue> {
     let mut data = ptr::null_mut();
     let mut len: u64 = 0;