diff --git a/tests/compile_fail/lua_norefunwindsafe.stderr b/tests/compile_fail/lua_norefunwindsafe.stderr
index 8a1309f..1cf48ad 100644
--- a/tests/compile_fail/lua_norefunwindsafe.stderr
+++ b/tests/compile_fail/lua_norefunwindsafe.stderr
@@ -18,7 +18,8 @@ error[E0277]: the type `std::cell::UnsafeCell<mlua::lua::ExtraData>` may contain
     |
     = help: within `mlua::lua::Lua`, the trait `std::panic::RefUnwindSafe` is not implemented for `std::cell::UnsafeCell<mlua::lua::ExtraData>`
     = note: required because it appears within the type `std::cell::RefCell<mlua::lua::ExtraData>`
-    = note: required because it appears within the type `std::marker::PhantomData<std::cell::RefCell<mlua::lua::ExtraData>>`
+    = note: required because it appears within the type `alloc::sync::ArcInner<std::cell::RefCell<mlua::lua::ExtraData>>`
+    = note: required because it appears within the type `std::marker::PhantomData<alloc::sync::ArcInner<std::cell::RefCell<mlua::lua::ExtraData>>>`
     = note: required because it appears within the type `std::sync::Arc<std::cell::RefCell<mlua::lua::ExtraData>>`
     = note: required because it appears within the type `mlua::lua::Lua`
     = note: required because of the requirements on the impl of `std::panic::UnwindSafe` for `&mlua::lua::Lua`
@@ -33,7 +34,8 @@ error[E0277]: the type `std::cell::UnsafeCell<isize>` may contain interior mutab
     = help: within `mlua::lua::Lua`, the trait `std::panic::RefUnwindSafe` is not implemented for `std::cell::UnsafeCell<isize>`
     = note: required because it appears within the type `std::cell::Cell<isize>`
     = note: required because it appears within the type `std::cell::RefCell<mlua::lua::ExtraData>`
-    = note: required because it appears within the type `std::marker::PhantomData<std::cell::RefCell<mlua::lua::ExtraData>>`
+    = note: required because it appears within the type `alloc::sync::ArcInner<std::cell::RefCell<mlua::lua::ExtraData>>`
+    = note: required because it appears within the type `std::marker::PhantomData<alloc::sync::ArcInner<std::cell::RefCell<mlua::lua::ExtraData>>>`
     = note: required because it appears within the type `std::sync::Arc<std::cell::RefCell<mlua::lua::ExtraData>>`
     = note: required because it appears within the type `mlua::lua::Lua`
     = note: required because of the requirements on the impl of `std::panic::UnwindSafe` for `&mlua::lua::Lua`
diff --git a/tests/compile_fail/ref_nounwindsafe.stderr b/tests/compile_fail/ref_nounwindsafe.stderr
index 644a2d8..46f8352 100644
--- a/tests/compile_fail/ref_nounwindsafe.stderr
+++ b/tests/compile_fail/ref_nounwindsafe.stderr
@@ -20,7 +20,8 @@ error[E0277]: the type `std::cell::UnsafeCell<mlua::lua::ExtraData>` may contain
     |
     = help: within `mlua::lua::Lua`, the trait `std::panic::RefUnwindSafe` is not implemented for `std::cell::UnsafeCell<mlua::lua::ExtraData>`
     = note: required because it appears within the type `std::cell::RefCell<mlua::lua::ExtraData>`
-    = note: required because it appears within the type `std::marker::PhantomData<std::cell::RefCell<mlua::lua::ExtraData>>`
+    = note: required because it appears within the type `alloc::sync::ArcInner<std::cell::RefCell<mlua::lua::ExtraData>>`
+    = note: required because it appears within the type `std::marker::PhantomData<alloc::sync::ArcInner<std::cell::RefCell<mlua::lua::ExtraData>>>`
     = note: required because it appears within the type `std::sync::Arc<std::cell::RefCell<mlua::lua::ExtraData>>`
     = note: required because it appears within the type `mlua::lua::Lua`
     = note: required because of the requirements on the impl of `std::panic::UnwindSafe` for `&mlua::lua::Lua`
@@ -37,7 +38,8 @@ error[E0277]: the type `std::cell::UnsafeCell<isize>` may contain interior mutab
     = help: within `mlua::lua::Lua`, the trait `std::panic::RefUnwindSafe` is not implemented for `std::cell::UnsafeCell<isize>`
     = note: required because it appears within the type `std::cell::Cell<isize>`
     = note: required because it appears within the type `std::cell::RefCell<mlua::lua::ExtraData>`
-    = note: required because it appears within the type `std::marker::PhantomData<std::cell::RefCell<mlua::lua::ExtraData>>`
+    = note: required because it appears within the type `alloc::sync::ArcInner<std::cell::RefCell<mlua::lua::ExtraData>>`
+    = note: required because it appears within the type `std::marker::PhantomData<alloc::sync::ArcInner<std::cell::RefCell<mlua::lua::ExtraData>>>`
     = note: required because it appears within the type `std::sync::Arc<std::cell::RefCell<mlua::lua::ExtraData>>`
     = note: required because it appears within the type `mlua::lua::Lua`
     = note: required because of the requirements on the impl of `std::panic::UnwindSafe` for `&mlua::lua::Lua`