diff --git a/modules/criteoBidAdapter.js b/modules/criteoBidAdapter.js
index 40d39dc5618..0618a076193 100644
--- a/modules/criteoBidAdapter.js
+++ b/modules/criteoBidAdapter.js
@@ -298,6 +298,18 @@ export const spec = {
         if (!sellerSignals.floor && bidRequest.params.bidFloor) {
           sellerSignals.floor = bidRequest.params.bidFloor;
         }
+        let perBuyerTimeout = { '*': 50 };
+        if (sellerSignals.perBuyerTimeout) {
+          for (const buyer in sellerSignals.perBuyerTimeout) {
+            perBuyerTimeout[buyer] = sellerSignals.perBuyerTimeout[buyer];
+          }
+        }
+        let perBuyerGroupLimits = { '*': 60 };
+        if (sellerSignals.perBuyerGroupLimits) {
+          for (const buyer in sellerSignals.perBuyerGroupLimits) {
+            perBuyerGroupLimits[buyer] = sellerSignals.perBuyerGroupLimits[buyer];
+          }
+        }
         if (body?.ext?.sellerSignalsPerImp !== undefined) {
           const sellerSignalsPerImp = body.ext.sellerSignalsPerImp[bidId];
           if (sellerSignalsPerImp !== undefined) {
@@ -311,6 +323,8 @@ export const spec = {
             sellerSignals,
             sellerTimeout,
             perBuyerSignals,
+            perBuyerTimeout,
+            perBuyerGroupLimits,
             auctionSignals: {},
             decisionLogicUrl: FLEDGE_DECISION_LOGIC_URL,
             interestGroupBuyers: Object.keys(perBuyerSignals),
diff --git a/test/spec/modules/criteoBidAdapter_spec.js b/test/spec/modules/criteoBidAdapter_spec.js
index 4c599550afb..1139dbf5210 100755
--- a/test/spec/modules/criteoBidAdapter_spec.js
+++ b/test/spec/modules/criteoBidAdapter_spec.js
@@ -2572,6 +2572,8 @@ describe('The Criteo bidding adapter', function () {
             sellerTimeout: 500,
             sellerSignals: {
               foo: 'bar',
+              perBuyerTimeout: { 'buyer1': 100, 'buyer2': 200 },
+              perBuyerGroupLimits: { 'buyer1': 300, 'buyer2': 400 },
             },
             sellerSignalsPerImp: {
               'test-bidId': {
@@ -2641,6 +2643,16 @@ describe('The Criteo bidding adapter', function () {
               foo: 'baz'
             },
           },
+          perBuyerTimeout: {
+            '*': 50,
+            'buyer1': 100,
+            'buyer2': 200
+          },
+          perBuyerGroupLimits: {
+            '*': 60,
+            'buyer1': 300,
+            'buyer2': 400
+          },
           seller: 'https://seller-domain.com',
           sellerTimeout: 500,
           sellerSignals: {
@@ -2648,8 +2660,16 @@ describe('The Criteo bidding adapter', function () {
             foo2: 'bar2',
             floor: 1,
             currency: 'USD',
+            perBuyerTimeout: {
+              'buyer1': 100,
+              'buyer2': 200
+            },
+            perBuyerGroupLimits: {
+              'buyer1': 300,
+              'buyer2': 400
+            },
           },
-          sellerCurrency: 'USD'
+          sellerCurrency: 'USD',
         },
       });
       expect(interpretedResponse.fledgeAuctionConfigs[1]).to.deep.equal({
@@ -2666,11 +2686,29 @@ describe('The Criteo bidding adapter', function () {
               foo: 'baz'
             },
           },
+          perBuyerTimeout: {
+            '*': 50,
+            'buyer1': 100,
+            'buyer2': 200
+          },
+          perBuyerGroupLimits: {
+            '*': 60,
+            'buyer1': 300,
+            'buyer2': 400
+          },
           seller: 'https://seller-domain.com',
           sellerTimeout: 500,
           sellerSignals: {
             foo: 'bar',
             floor: 1,
+            perBuyerTimeout: {
+              'buyer1': 100,
+              'buyer2': 200
+            },
+            perBuyerGroupLimits: {
+              'buyer1': 300,
+              'buyer2': 400
+            },
           },
           sellerCurrency: '???'
         },