diff --git a/linkerd/http/body-eos/src/lib.rs b/linkerd/http/body-eos/src/lib.rs
index 91ce0b33bf..0990ac2a86 100644
--- a/linkerd/http/body-eos/src/lib.rs
+++ b/linkerd/http/body-eos/src/lib.rs
@@ -130,3 +130,16 @@ where
         };
     }
 }
+
+// === impl EosRef ===
+
+/// A reference to the end of a stream can be cheaply cloned.
+///
+/// Each of the variants are empty tags, or immutable references.
+impl<'a, E> Clone for EosRef<'a, E> {
+    fn clone(&self) -> Self {
+        *self
+    }
+}
+
+impl<'a, E> Copy for EosRef<'a, E> {}