diff --git a/seals/src/txout.rs b/seals/src/txout.rs
index 2f1287ad..be8c978b 100644
--- a/seals/src/txout.rs
+++ b/seals/src/txout.rs
@@ -233,6 +233,10 @@ impl StrictDumb for TxoSealExt {
 /// informational purposes only. For all other uses please check [`TxoSeal`].
 #[derive(Clone, Eq, PartialEq, Ord, PartialOrd, Hash, Debug, Display)]
 #[display("{primary}/{secondary}")]
+#[derive(StrictType, StrictDumb, StrictEncode, StrictDecode)]
+#[strict_type(lib = dbc::LIB_NAME_BPCORE)]
+#[derive(CommitEncode)]
+#[commit_encode(strategy = strict, id = StrictHash)]
 #[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
 pub struct TxoSealDef {
     pub primary: Outpoint,
@@ -252,8 +256,6 @@ impl<D: dbc::Proof> From<TxoSeal<D>> for TxoSealDef {
 #[display("{primary}/{secondary}")]
 #[derive(StrictType, StrictDumb, StrictEncode, StrictDecode)]
 #[strict_type(lib = dbc::LIB_NAME_BPCORE)]
-#[derive(CommitEncode)]
-#[commit_encode(strategy = strict, id = StrictHash)]
 #[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
 pub struct TxoSeal<D: dbc::Proof> {
     pub primary: Outpoint,
diff --git a/src/bin/bpcore-stl.rs b/src/bin/bpcore-stl.rs
index 23f4a46c..9fde87e3 100644
--- a/src/bin/bpcore-stl.rs
+++ b/src/bin/bpcore-stl.rs
@@ -26,8 +26,7 @@ use bc::stl::{bp_consensus_stl, bp_tx_stl};
 use bp::stl::bp_core_stl;
 use commit_verify::stl::commit_verify_stl;
 use commit_verify::CommitmentLayout;
-use dbc::tapret::TapretProof;
-use seals::TxoSeal;
+use seals::TxoSealDef;
 use strict_encoding::libname;
 use strict_types::stl::std_stl;
 use strict_types::{parse_args, SystemBuilder};
@@ -114,7 +113,7 @@ Seals vesper lexicon=types+commitments
 "
     )
     .unwrap();
-    let layout = TxoSeal::<TapretProof>::commitment_layout();
+    let layout = TxoSealDef::commitment_layout();
     writeln!(file, "{layout}").unwrap();
     let tt = sys.type_tree("BPCore.TxoSealTapretProof").unwrap();
     writeln!(file, "{tt}").unwrap();
diff --git a/stl/Seals.vesper b/stl/Seals.vesper
index e16b06b5..f4cb1da2 100644
--- a/stl/Seals.vesper
+++ b/stl/Seals.vesper
@@ -8,7 +8,7 @@
 Seals vesper lexicon=types+commitments
 
 commitment StrictHash, hasher SHA256, tagged urn:ubideco:strict-types:value-hash#2024-02-10
-  serialized TxoSealTapretProof
+  serialized TxoSealDef
 
 rec TxoSealTapretProof
   rec primary, Outpoint