1 files changed, 7 insertions, 1 deletions
diff --git a/src/ext.rs b/src/ext.rs
index b58baaaf..4f9bc145 100644
--- a/src/ext.rs
+++ b/src/ext.rs
@@ -129,7 +129,13 @@ mod private {
 
     impl Sealed for Ident {}
 
-    #[derive(Copy, Clone)]
     pub struct PeekFn;
     pub struct IdentAny;
+
+    impl Copy for PeekFn {}
+    impl Clone for PeekFn {
+        fn clone(&self) -> Self {
+            *self
+        }
+    }
 }