diff --git a/tests/expand/borrow.expanded.rs b/tests/expand/borrow.expanded.rs
index a5d6010..90373d0 100644
--- a/tests/expand/borrow.expanded.rs
+++ b/tests/expand/borrow.expanded.rs
@@ -12,7 +12,7 @@ const _: () = {
     use wasm_bindgen::{
         convert::{
             FromWasmAbi, IntoWasmAbi, OptionFromWasmAbi, OptionIntoWasmAbi,
-            RefFromWasmAbi,
+            RefFromWasmAbi, LongRefFromWasmAbi,
         },
         describe::WasmDescribe, prelude::*,
     };
@@ -243,6 +243,11 @@ const _: () = {
             &self.0
         }
     }
+    impl<T> ::core::borrow::Borrow<T> for SelfOwner<T> {
+        fn borrow(&self) -> &T {
+            &self.0
+        }
+    }
     impl<'a> RefFromWasmAbi for Borrow<'a>
     where
         Self: _serde::de::DeserializeOwned,
@@ -257,4 +262,18 @@ const _: () = {
             SelfOwner(result.unwrap_throw())
         }
     }
+    impl<'a> LongRefFromWasmAbi for Borrow<'a>
+    where
+        Self: _serde::de::DeserializeOwned,
+    {
+        type Abi = <JsType as LongRefFromWasmAbi>::Abi;
+        type Anchor = SelfOwner<Self>;
+        unsafe fn long_ref_from_abi(js: Self::Abi) -> Self::Anchor {
+            let result = Self::from_js(&JsType::from_abi(js));
+            if let Err(err) = result {
+                wasm_bindgen::throw_str(err.to_string().as_ref());
+            }
+            SelfOwner(result.unwrap_throw())
+        }
+    }
 };
diff --git a/tests/expand/generic_enum.expanded.rs b/tests/expand/generic_enum.expanded.rs
index b7a4dd6..a3c4312 100644
--- a/tests/expand/generic_enum.expanded.rs
+++ b/tests/expand/generic_enum.expanded.rs
@@ -13,7 +13,7 @@ const _: () = {
     use wasm_bindgen::{
         convert::{
             FromWasmAbi, IntoWasmAbi, OptionFromWasmAbi, OptionIntoWasmAbi,
-            RefFromWasmAbi,
+            RefFromWasmAbi, LongRefFromWasmAbi,
         },
         describe::WasmDescribe, prelude::*,
     };
@@ -249,6 +249,11 @@ const _: () = {
             &self.0
         }
     }
+    impl<T> ::core::borrow::Borrow<T> for SelfOwner<T> {
+        fn borrow(&self) -> &T {
+            &self.0
+        }
+    }
     impl<T, U> RefFromWasmAbi for GenericEnum<T, U>
     where
         Self: _serde::de::DeserializeOwned,
@@ -263,4 +268,18 @@ const _: () = {
             SelfOwner(result.unwrap_throw())
         }
     }
+    impl<T, U> LongRefFromWasmAbi for GenericEnum<T, U>
+    where
+        Self: _serde::de::DeserializeOwned,
+    {
+        type Abi = <JsType as LongRefFromWasmAbi>::Abi;
+        type Anchor = SelfOwner<Self>;
+        unsafe fn long_ref_from_abi(js: Self::Abi) -> Self::Anchor {
+            let result = Self::from_js(&JsType::from_abi(js));
+            if let Err(err) = result {
+                wasm_bindgen::throw_str(err.to_string().as_ref());
+            }
+            SelfOwner(result.unwrap_throw())
+        }
+    }
 };
diff --git a/tests/expand/generic_struct.expanded.rs b/tests/expand/generic_struct.expanded.rs
index 71bfa9e..3348544 100644
--- a/tests/expand/generic_struct.expanded.rs
+++ b/tests/expand/generic_struct.expanded.rs
@@ -10,7 +10,7 @@ const _: () = {
     use wasm_bindgen::{
         convert::{
             FromWasmAbi, IntoWasmAbi, OptionFromWasmAbi, OptionIntoWasmAbi,
-            RefFromWasmAbi,
+            RefFromWasmAbi, LongRefFromWasmAbi,
         },
         describe::WasmDescribe, prelude::*,
     };
@@ -248,6 +248,11 @@ const _: () = {
             &self.0
         }
     }
+    impl<T> ::core::borrow::Borrow<T> for SelfOwner<T> {
+        fn borrow(&self) -> &T {
+            &self.0
+        }
+    }
     impl<T> RefFromWasmAbi for GenericStruct<T>
     where
         Self: _serde::de::DeserializeOwned,
@@ -262,6 +267,20 @@ const _: () = {
             SelfOwner(result.unwrap_throw())
         }
     }
+    impl<T> LongRefFromWasmAbi for GenericStruct<T>
+    where
+        Self: _serde::de::DeserializeOwned,
+    {
+        type Abi = <JsType as LongRefFromWasmAbi>::Abi;
+        type Anchor = SelfOwner<Self>;
+        unsafe fn long_ref_from_abi(js: Self::Abi) -> Self::Anchor {
+            let result = Self::from_js(&JsType::from_abi(js));
+            if let Err(err) = result {
+                wasm_bindgen::throw_str(err.to_string().as_ref());
+            }
+            SelfOwner(result.unwrap_throw())
+        }
+    }
 };
 #[tsify(into_wasm_abi, from_wasm_abi)]
 pub struct GenericNewtype<T>(T);
@@ -272,7 +291,7 @@ const _: () = {
     use wasm_bindgen::{
         convert::{
             FromWasmAbi, IntoWasmAbi, OptionFromWasmAbi, OptionIntoWasmAbi,
-            RefFromWasmAbi,
+            RefFromWasmAbi, LongRefFromWasmAbi,
         },
         describe::WasmDescribe, prelude::*,
     };
@@ -511,6 +530,11 @@ const _: () = {
             &self.0
         }
     }
+    impl<T> ::core::borrow::Borrow<T> for SelfOwner<T> {
+        fn borrow(&self) -> &T {
+            &self.0
+        }
+    }
     impl<T> RefFromWasmAbi for GenericNewtype<T>
     where
         Self: _serde::de::DeserializeOwned,
@@ -525,4 +549,18 @@ const _: () = {
             SelfOwner(result.unwrap_throw())
         }
     }
+    impl<T> LongRefFromWasmAbi for GenericNewtype<T>
+    where
+        Self: _serde::de::DeserializeOwned,
+    {
+        type Abi = <JsType as LongRefFromWasmAbi>::Abi;
+        type Anchor = SelfOwner<Self>;
+        unsafe fn long_ref_from_abi(js: Self::Abi) -> Self::Anchor {
+            let result = Self::from_js(&JsType::from_abi(js));
+            if let Err(err) = result {
+                wasm_bindgen::throw_str(err.to_string().as_ref());
+            }
+            SelfOwner(result.unwrap_throw())
+        }
+    }
 };