diff --git a/packages/common/package.json b/packages/common/package.json
index 90a912b..deabcae 100644
--- a/packages/common/package.json
+++ b/packages/common/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@meshsdk/common",
   "description": "Cardano common utils & constants for Mesh SDK",
-  "version": "1.0.0-alpha.10",
+  "version": "1.0.0-alpha.12",
   "license": "Apache-2.0",
   "main": "dist/cjs/index.js",
   "module": "dist/mjs/index.js",
diff --git a/packages/common/src/builder/data/plutus.ts b/packages/common/src/builder/data/plutus.ts
index 9d3b8a0..a1c582b 100644
--- a/packages/common/src/builder/data/plutus.ts
+++ b/packages/common/src/builder/data/plutus.ts
@@ -77,10 +77,24 @@ export const maybeStakingHash = (
         conStr0([conStr0([builtinByteString(stakeCredential)])]),
     ]);
 };
-export const pubKeyAddress = (bytes: string, stakeCredential?: string): PubKeyAddress =>
-    conStr0([conStr0([builtinByteString(bytes)]), maybeStakingHash(stakeCredential || '')]);
-export const scriptAddress = (bytes: string, stakeCredential?: string): ScriptAddress =>
-    conStr0([conStr1([builtinByteString(bytes)]), maybeStakingHash(stakeCredential || '')]);
+export const pubKeyAddress = (
+    bytes: string,
+    stakeCredential?: string,
+    isScriptCredential = false,
+): PubKeyAddress =>
+    conStr0([
+        conStr0([builtinByteString(bytes)]),
+        maybeStakingHash(stakeCredential || '', isScriptCredential),
+    ]);
+export const scriptAddress = (
+    bytes: string,
+    stakeCredential?: string,
+    isScriptCredential = false,
+): ScriptAddress =>
+    conStr0([
+        conStr1([builtinByteString(bytes)]),
+        maybeStakingHash(stakeCredential || '', isScriptCredential),
+    ]);
 export const assetClass = (policyId: string, assetName: string): AssetClass =>
     conStr0([currencySymbol(policyId), tokenName(assetName)]);
 
diff --git a/packages/common/src/builder/serializer.ts b/packages/common/src/builder/serializer.ts
index fa59e81..c29ed47 100644
--- a/packages/common/src/builder/serializer.ts
+++ b/packages/common/src/builder/serializer.ts
@@ -15,6 +15,7 @@ export const emptyTxBuilderBody = (): MeshTxBuilderBody => ({
     validityRange: {},
     certificates: [],
     signingKey: [],
+    withdrawals: [],
 });
 
 export interface IMeshSerializer {
diff --git a/packages/common/src/builder/types.ts b/packages/common/src/builder/types.ts
index 926c3b9..ae07078 100644
--- a/packages/common/src/builder/types.ts
+++ b/packages/common/src/builder/types.ts
@@ -7,16 +7,16 @@ export type MeshTxBuilderBody = {
     collaterals: PubKeyTxIn[];
     requiredSignatures: string[];
     referenceInputs: RefTxIn[];
+    withdrawals: Withdrawal[];
     mints: MintItem[];
     changeAddress: string;
     changeDatum?: BuilderData;
     metadata: Metadata[];
     validityRange: ValidityRange;
+    certificates: Certificate[];
     signingKey: string[];
     extraInputs: UTxO[];
     selectionThreshold: number;
-    certificates: Certificate[];
-    // withdrawals?: Record<StakeCredential, number>;
 };
 
 export type TxIn = PubKeyTxIn | ScriptTxIn;
@@ -37,15 +37,7 @@ export type ScriptTxIn = {
 };
 
 export type ScriptTxInParameter = {
-    scriptSource?:
-        | {
-              type: 'Provided';
-              script: PlutusScript;
-          }
-        | {
-              type: 'Inline';
-              txInInfo: ScriptSourceInfo;
-          };
+    scriptSource?: ScriptSource;
     datumSource?:
         | {
               type: 'Provided';
@@ -59,6 +51,16 @@ export type ScriptTxInParameter = {
     redeemer?: Redeemer;
 };
 
+export type ScriptSource =
+    | {
+          type: 'Provided';
+          script: PlutusScript;
+      }
+    | {
+          type: 'Inline';
+          txInInfo: ScriptSourceInfo;
+      };
+
 export type ScriptSourceInfo = {
     txHash: string;
     txIndex: number;
@@ -137,6 +139,16 @@ export type Certificate =
     | { type: 'DeregisterStake'; stakeKeyHash: string }
     | { type: 'RetirePool'; poolId: string; epoch: number };
 
+export type Withdrawal =
+    | { type: 'PubKeyWithdrawal'; address: string; coin: number }
+    | {
+          type: 'PlutusScriptWithdrawal';
+          address: string;
+          coin: number;
+          scriptSource?: ScriptSource;
+          redeemer?: Redeemer;
+      };
+
 // Utilities
 
 export type RequiredWith<T, K extends keyof T> = Required<T> & {