diff --git a/contracts/Marketplace.sol b/contracts/Marketplace.sol
index 6ea64b3..43bcad8 100644
--- a/contracts/Marketplace.sol
+++ b/contracts/Marketplace.sol
@@ -102,7 +102,7 @@ contract Marketplace is SlotReservations, Proofs, StateRetrieval, Endian {
       "maxSlotLoss exceeds slots"
     );
     require(
-      request.ask.expansion > 0 && request.ask.expansion <= 100,
+      request.expansion > 0 && request.expansion <= 100,
       "expansion must be [1, 100]"
     );
 
diff --git a/contracts/Requests.sol b/contracts/Requests.sol
index 46be82b..2a79235 100644
--- a/contracts/Requests.sol
+++ b/contracts/Requests.sol
@@ -10,6 +10,7 @@ struct Request {
   Content content;
   uint256 expiry; // amount of seconds since start of the request at which this request expires
   bytes32 nonce; // random nonce to differentiate between similar requests
+  uint8 expansion; // Percentage of addresses eligible to reserve a slot halfway between request creation and when all network addresses are eligible to participate. [1-100].
 }
 
 struct Ask {
@@ -20,7 +21,6 @@ struct Ask {
   uint256 reward; // amount of tokens paid per second per slot to hosts
   uint256 collateral; // amount of tokens required to be deposited by the hosts in order to fill the slot
   uint64 maxSlotLoss; // Max slots that can be lost without data considered to be lost
-  uint8 expansion; // Percentage of addresses eligible to reserve a slot halfway between request creation and when all network addresses are eligible to participate. [1-100].
 }
 
 struct Content {
diff --git a/test/Marketplace.test.js b/test/Marketplace.test.js
index 5911609..f45511d 100644
--- a/test/Marketplace.test.js
+++ b/test/Marketplace.test.js
@@ -226,12 +226,12 @@ describe("Marketplace", function () {
     })
 
     it("is rejected when expansion is out of bounds", async function () {
-      request.ask.expansion = 0
+      request.expansion = 0
       await expect(marketplace.requestStorage(request)).to.be.revertedWith(
         "expansion must be [1, 100]"
       )
 
-      request.ask.expansion = 101
+      request.expansion = 101
       await expect(marketplace.requestStorage(request)).to.be.revertedWith(
         "expansion must be [1, 100]"
       )
diff --git a/test/examples.js b/test/examples.js
index 4f750a2..78960ca 100644
--- a/test/examples.js
+++ b/test/examples.js
@@ -29,7 +29,6 @@ const exampleRequest = async () => {
       reward: 84,
       maxSlotLoss: 2,
       collateral: 200,
-      expansion: 60,
     },
     content: {
       cid: "zb2rhheVmk3bLks5MgzTqyznLu1zqGH5jrfTA1eAZXrjx7Vob",
@@ -37,6 +36,7 @@ const exampleRequest = async () => {
     },
     expiry: hours(1),
     nonce: hexlify(randomBytes(32)),
+    expansion: 60, // 60% of nodes are eligible halfway to when all addresses eligible
   }
 }
 
diff --git a/test/ids.js b/test/ids.js
index b1a3be3..c1efcac 100644
--- a/test/ids.js
+++ b/test/ids.js
@@ -2,10 +2,10 @@ const { ethers } = require("hardhat")
 const { keccak256, defaultAbiCoder } = ethers.utils
 
 function requestId(request) {
-  const Ask = "tuple(int64, uint256, uint256, uint256, uint256, uint256, uint64, uint8)"
+  const Ask = "tuple(int64, uint256, uint256, uint256, uint256, uint256, uint64)"
   const Content = "tuple(string, bytes32)"
   const Request =
-    "tuple(address, " + Ask + ", " + Content + ", uint256, bytes32)"
+    "tuple(address, " + Ask + ", " + Content + ", uint256, bytes32, uint8)"
   return keccak256(defaultAbiCoder.encode([Request], requestToArray(request)))
 }
 
@@ -18,7 +18,6 @@ function askToArray(ask) {
     ask.reward,
     ask.collateral,
     ask.maxSlotLoss,
-    ask.expansion,
   ]
 }
 
@@ -34,6 +33,7 @@ function requestToArray(request) {
       contentToArray(request.content),
       request.expiry,
       request.nonce,
+      request.expansion
     ],
   ]
 }