diff --git a/src/descriptors/mod.rs b/src/descriptors/mod.rs
index 86801605..cb611fb5 100644
--- a/src/descriptors/mod.rs
+++ b/src/descriptors/mod.rs
@@ -400,11 +400,21 @@ impl LianaDescriptor {
             // BIP32 derivations belong to us. And they all use the same last derivation index,
             // since that's where the wildcard is in the descriptor. So just pick the first one and
             // infer the derivation index to use to derive the spks below from it.
-            let der_index = if let Some(i) = psbt_out
+            let wsh_der_index = psbt_out
                 .bip32_derivation
                 .values()
                 .next()
-                .and_then(|(_, der_path)| der_path.into_iter().last())
+                .map(|(_, der_path)| der_path);
+            let tap_der_index = psbt_out
+                .tap_key_origins
+                .values()
+                .next()
+                .map(|(_, (_, der_path))| der_path);
+            let der_index = if let Some(i) = wsh_der_index
+                .into_iter()
+                .chain(tap_der_index.into_iter())
+                .next()
+                .and_then(|der_path| der_path.into_iter().last())
             {
                 i
             } else {
@@ -1996,9 +2006,12 @@ mod tests {
     fn change_detection() {
         let secp = secp256k1::Secp256k1::verification_only();
 
-        // Reuse a desc from above desciptor_creation unit test.
+        // Check the change detection both under P2WSH and Taproot. We reuse descriptor from unit
+        // tests above.
         let desc = LianaDescriptor::from_str("wsh(or_d(multi(3,[aabb0011/48'/0'/0'/2']xpub6Eze7yAT3Y1wGrnzedCNVYDXUqa9NmHVWck5emBaTbXtURbe1NWZbK9bsz1TiVE7Cz341PMTfYgFw1KdLWdzcM1UMFTcdQfCYhhXZ2HJvTW/0/<0;1>/*,[aabb0012/48'/0'/0'/2']xpub6Bw79HbNSeS2xXw1sngPE3ehnk1U3iSPCgLYzC9LpN8m9nDuaKLZvkg8QXxL5pDmEmQtYscmUD8B9MkAAZbh6vxPzNXMaLfGQ9Sb3z85qhR/0/<0;1>/*,[aabb0013/48'/0'/0'/2']xpub67zuTXF9Ln4731avKTBSawoVVNRuMfmRvkL7kLUaLBRqma9ZqdHBJg9qx8cPUm3oNQMiXT4TmGovXNoQPuwg17RFcVJ8YrnbcooN7pxVJqC/0/<0;1>/*),and_v(v:thresh(2,pkh([aabb0011/48'/0'/0'/2']xpub6Eze7yAT3Y1wGrnzedCNVYDXUqa9NmHVWck5emBaTbXtURbe1NWZbK9bsz1TiVE7Cz341PMTfYgFw1KdLWdzcM1UMFTcdQfCYhhXZ2HJvTW/1/<0;1>/*),a:pkh([aabb0012/48'/0'/0'/2']xpub6Bw79HbNSeS2xXw1sngPE3ehnk1U3iSPCgLYzC9LpN8m9nDuaKLZvkg8QXxL5pDmEmQtYscmUD8B9MkAAZbh6vxPzNXMaLfGQ9Sb3z85qhR/1/<0;1>/*),a:pkh([aabb0013/48'/0'/0'/2']xpub67zuTXF9Ln4731avKTBSawoVVNRuMfmRvkL7kLUaLBRqma9ZqdHBJg9qx8cPUm3oNQMiXT4TmGovXNoQPuwg17RFcVJ8YrnbcooN7pxVJqC/1/<0;1>/*)),older(26352))))").unwrap();
         run_change_detection(desc, &secp);
+        let desc = LianaDescriptor::from_str("tr(tpubD6NzVbkrYhZ4YdBUPkUhDYj6Sd1QK8vgiCf5RwHnAnSNK5ozemAZzPTYZbgQq4diod7oxFJJYGa8FNRHzRo7URkixzQTuudh38xRRdSc4Hu/<0;1>/*,{and_v(v:multi_a(1,[ffd63c8d/48'/1'/0'/2']tpubDExA3EC3iAsPxPhFn4j6gMiVup6V2eH3qKyk69RcTc9TTNRfFYVPad8bJD5FCHVQxyBT4izKsvr7Btd2R4xmQ1hZkvsqGBaeE82J71uTK4N/<2;3>/*,[da2ee873/48'/1'/0'/2']tpubDEbXY6RbN9mxAvQW797WxReGGkrdyRfdYcehVVaQQcQ3kyfhxSMcnU9qGpUVRHXXALvBtc99jcuxx5tkzcLaJbAukSNpP9h2ti4XFRosv1g/<2;3>/*),older(2)),multi_a(2,[ffd63c8d/48'/1'/0'/2']tpubDExA3EC3iAsPxPhFn4j6gMiVup6V2eH3qKyk69RcTc9TTNRfFYVPad8bJD5FCHVQxyBT4izKsvr7Btd2R4xmQ1hZkvsqGBaeE82J71uTK4N/<0;1>/*,[da2ee873/48'/1'/0'/2']tpubDEbXY6RbN9mxAvQW797WxReGGkrdyRfdYcehVVaQQcQ3kyfhxSMcnU9qGpUVRHXXALvBtc99jcuxx5tkzcLaJbAukSNpP9h2ti4XFRosv1g/<0;1>/*)})").unwrap();
+        run_change_detection(desc, &secp);
     }
 
     #[test]