diff --git a/src/func/instances/result.rs b/src/func/instances/result.rs
index 4ae6bcc..d7e22f2 100644
--- a/src/func/instances/result.rs
+++ b/src/func/instances/result.rs
@@ -14,28 +14,9 @@
 
 use crate::func::class_prelude::*;
 
+#[derive(SharedFunctorAny)]
 pub struct ResultInstance<E: Send>(E);
 
-impl<E: Send + Sync + Clone> SharedFunctorAny for ResultInstance<E> {
-    type SharedAny<'a, A: 'a + Send + Sync + Clone> = Self::FAny<'a, A>
-    where
-        Self: 'a;
-
-    fn share<'a, A: 'a + Send + Sync + Clone>(fa: Self::FAny<'a, A>) -> Self::SharedAny<'a, A>
-    where
-        Self: 'a,
-    {
-        fa
-    }
-
-    fn unshare<'a, A: 'a + Send + Sync + Clone>(sa: Self::SharedAny<'a, A>) -> Self::FAny<'a, A>
-    where
-        Self: 'a,
-    {
-        sa
-    }
-}
-
 impl<E: Send> WeakFunctorAny for ResultInstance<E> {
     type FAny<'a, A: 'a + Send> = Result<A, E> where Self: 'a;
 }