diff --git a/packages/pegasus/src/courier.js b/packages/pegasus/src/courier.js
index b4606ac9529..5f4b28a136f 100644
--- a/packages/pegasus/src/courier.js
+++ b/packages/pegasus/src/courier.js
@@ -157,12 +157,14 @@ export const makeCourierMaker =
       }
       // Contract Call Forward via PFM
       if (forward && forward.call) {
-        const { address, contractKey, functionName, args } = forward.call;
-        if (!address || !contractKey || !functionName || !args) {
+        const { address, contractKey, functionName, args: argString } = forward.call;
+        if (!address || !contractKey || !functionName || !argString) {
           throw Error(`Invalid PFM Call Forward: ${JSON.stringify(forward.call)}`);
         }
+        let args = JSON.parse(argString)
         const instance = await E(namesByAddress).lookup(address, contractKey);
-        const result = await E(instance.publicFacet)[functionName](...args);
+        args['funds'] = payout;
+        const result = await E(instance.publicFacet)[functionName](args);
         console.log("Completed PFM Call Forward: ", forward.call);
         console.log("PFM Call Result: ", result);
         return E(transferProtocol).makeTransferPacketAck(true);
diff --git a/packages/pegasus/src/types.js b/packages/pegasus/src/types.js
index 1abf690c1e3..a35b3101749 100644
--- a/packages/pegasus/src/types.js
+++ b/packages/pegasus/src/types.js
@@ -128,7 +128,7 @@
  * @property {string} address the agoric address of the namesByAddress
  * @property {string} contractKey the key of the instance saved in namesByAddress
  * @property {string} functionName the function name of the method to call in the public facet
- * @property {any[]} args json encoded string of the args to pass into the method to call from the public facet
+ * @property {string} args json encoded string of the args to pass into the method to call from the public facet
  */
 
 /**
diff --git a/packages/pegasus/test/test-contract-pfm.js b/packages/pegasus/test/test-contract-pfm.js
index 088143c5892..6a28890c8b4 100644
--- a/packages/pegasus/test/test-contract-pfm.js
+++ b/packages/pegasus/test/test-contract-pfm.js
@@ -3,9 +3,8 @@ import { Far } from '@endo/far';
 const start = zcf => {  
     return harden({
       publicFacet: Far('publicFacet', {
-        helloWorld(name) {
-          console.log(`Hello world from ${name}!`);
-          return `Hello world from ${name}!`
+        helloWorld(args) {
+          return `Hello world from ${args.name} with funds ${args.funds}!`
         },
       }),
     });
diff --git a/packages/pegasus/test/test-peg.js b/packages/pegasus/test/test-peg.js
index 8dfeea1049c..64e0fd4ff3a 100644
--- a/packages/pegasus/test/test-peg.js
+++ b/packages/pegasus/test/test-peg.js
@@ -338,7 +338,7 @@ async function testRemotePeg(t) {
       address: "agoric1234567",
       contractKey: "pfmTest",
       functionName: "helloWorld",
-      args: ["PFM Land"]
+      args: JSON.stringify({"name": "PFM Land"})
     }
   }
   const sendPacketPFMCall = {