diff --git a/pallas-traverse/src/redeemers.rs b/pallas-traverse/src/redeemers.rs
index 9f96c9a9..5601e773 100644
--- a/pallas-traverse/src/redeemers.rs
+++ b/pallas-traverse/src/redeemers.rs
@@ -1,5 +1,6 @@
 use std::borrow::Cow;
 
+use pallas_codec::minicbor;
 use pallas_primitives::{alonzo, conway};
 
 use crate::MultiEraRedeemer;
@@ -78,4 +79,11 @@ impl<'b> MultiEraRedeemer<'b> {
             })),
         )
     }
+
+    pub fn encode(&self) -> Vec<u8> {
+        match self {
+            MultiEraRedeemer::AlonzoCompatible(x) => minicbor::to_vec(x).unwrap(),
+            MultiEraRedeemer::Conway(k, v) => minicbor::to_vec((k, v)).unwrap(),
+        }
+    }
 }
diff --git a/pallas-utxorpc/Cargo.toml b/pallas-utxorpc/Cargo.toml
index 14761c57..0b871990 100644
--- a/pallas-utxorpc/Cargo.toml
+++ b/pallas-utxorpc/Cargo.toml
@@ -12,7 +12,7 @@ authors = ["Santiago Carmuega <santiago@carmuega.me>"]
 
 [dependencies]
 # utxorpc-spec = { path = "../../../utxorpc/spec/gen/rust" }
-utxorpc-spec = { version = "0.11.0" }
+utxorpc-spec = { version = "0.14.0" }
 
 pallas-traverse = { version = "=0.31.0", path = "../pallas-traverse" }
 pallas-primitives = { version = "=0.31.0", path = "../pallas-primitives" }
diff --git a/pallas-utxorpc/src/lib.rs b/pallas-utxorpc/src/lib.rs
index 27edb75b..faee6fe9 100644
--- a/pallas-utxorpc/src/lib.rs
+++ b/pallas-utxorpc/src/lib.rs
@@ -65,6 +65,12 @@ impl<C: LedgerContext> Mapper<C> {
         u5c::Redeemer {
             purpose: self.map_purpose(&x.tag()).into(),
             payload: self.map_plutus_datum(x.data()).into(),
+            index: x.index().into(),
+            ex_units: Some(u5c::ExUnits {
+                steps: x.ex_units().steps,
+                memory: x.ex_units().mem,
+            }),
+            original_cbor: x.encode().into(),
         }
     }
 
diff --git a/test_data/u5c1.json b/test_data/u5c1.json
index 3badec88..b8e4880d 100644
--- a/test_data/u5c1.json
+++ b/test_data/u5c1.json
@@ -22,6 +22,11 @@
         "inputs": [
           {
             "redeemer": {
+              "exUnits": {
+                "memory": "2893153",
+                "steps": "1254988362"
+              },
+              "originalCbor": "hAAAGgAtxsCCGgAsJWEaSs2aSg==",
               "payload": {
                 "bigInt": {
                   "int": "3000000"
@@ -33,6 +38,12 @@
           },
           {
             "redeemer": {
+              "exUnits": {
+                "memory": "29039",
+                "steps": "9759373"
+              },
+              "index": 1,
+              "originalCbor": "hAAB2HmAghlxbxoAlOqN",
               "payload": {
                 "constr": {
                   "tag": 121
@@ -45,6 +56,12 @@
           {
             "outputIndex": 2,
             "redeemer": {
+              "exUnits": {
+                "memory": "23776",
+                "steps": "8949203"
+              },
+              "index": 2,
+              "originalCbor": "hAAC2HmAghlc4BoAiI3T",
               "payload": {
                 "constr": {
                   "tag": 121
@@ -1384,6 +1401,12 @@
           },
           {
             "redeemer": {
+              "exUnits": {
+                "memory": "862260",
+                "steps": "283080173"
+              },
+              "index": 1,
+              "originalCbor": "hAAB2HmAghoADSg0GhDfde0=",
               "payload": {
                 "constr": {
                   "tag": 121
@@ -2018,6 +2041,12 @@
           },
           {
             "redeemer": {
+              "exUnits": {
+                "memory": "312977",
+                "steps": "151500123"
+              },
+              "index": 1,
+              "originalCbor": "hAAB2HqfUCgL7p8Ifi1y1Y0n3fHPaAb/ghoABMaRGgkHtVs=",
               "payload": {
                 "constr": {
                   "fields": [
@@ -2043,6 +2072,11 @@
             ],
             "policyId": "J5+ELDPu2QVLnjxwzWo7MimCWcJLeLiVy0HZGg==",
             "redeemer": {
+              "exUnits": {
+                "memory": "56931",
+                "steps": "22622736"
+              },
+              "originalCbor": "hAEA2HmAghneYxoBWTIQ",
               "payload": {
                 "constr": {
                   "tag": 121