diff --git a/sdk/src/types/block/output/delegation.rs b/sdk/src/types/block/output/delegation.rs
index 059345397e..245ea04b84 100644
--- a/sdk/src/types/block/output/delegation.rs
+++ b/sdk/src/types/block/output/delegation.rs
@@ -41,6 +41,7 @@ impl DelegationId {
     }
 }
 
+// TODO maybe can be removed as part of https://github.com/iotaledger/iota-sdk/issues/1938
 #[derive(Copy, Clone)]
 pub enum DelegatedAmount {
     Amount(u64),