diff --git a/modules/kargoBidAdapter.js b/modules/kargoBidAdapter.js
index 1dde4453222..01470354755 100644
--- a/modules/kargoBidAdapter.js
+++ b/modules/kargoBidAdapter.js
@@ -97,6 +97,12 @@ function buildRequests(validBidRequests, bidderRequest) {
     user: getUserIds(tdidAdapter, bidderRequest.uspConsent, bidderRequest.gdprConsent, firstBidRequest.userIdAsEids, bidderRequest.gppConsent),
   });
 
+  if (firstBidRequest.ortb2 != null) {
+    krakenParams.site = {
+      cat: firstBidRequest.ortb2.site.cat
+    }
+  }
+
   if (firstBidRequest.schain && firstBidRequest.schain.nodes) {
     krakenParams.schain = firstBidRequest.schain
   }
diff --git a/test/spec/modules/kargoBidAdapter_spec.js b/test/spec/modules/kargoBidAdapter_spec.js
index 9f7a4854063..f7010c1886f 100644
--- a/test/spec/modules/kargoBidAdapter_spec.js
+++ b/test/spec/modules/kargoBidAdapter_spec.js
@@ -142,6 +142,11 @@ describe('kargo adapter tests', function () {
                 model: 'model',
                 source: 1,
               }
+            },
+            site: {
+              id: '1234',
+              name: 'SiteName',
+              cat: ['IAB1', 'IAB2', 'IAB3']
             }
           },
           ortb2Imp: {
@@ -439,6 +444,9 @@ describe('kargo adapter tests', function () {
             source: 1
           },
         },
+        site: {
+          cat: ['IAB1', 'IAB2', 'IAB3']
+        },
         imp: [
           {
             code: '101',