diff --git a/modules/automatadBidAdapter.js b/modules/automatadBidAdapter.js
index 95d225cb5f7..414cadcd405 100644
--- a/modules/automatadBidAdapter.js
+++ b/modules/automatadBidAdapter.js
@@ -29,15 +29,18 @@ export const spec = {
     const siteId = validBidRequests[0].params.siteId
     const placementId = validBidRequests[0].params.placementId
 
-    const impressions = validBidRequests.map(bidRequest => ({
-      id: bidRequest.bidId,
-      banner: {
-        format: bidRequest.sizes.map(sizeArr => ({
-          w: sizeArr[0],
-          h: sizeArr[1],
-        }))
-      },
-    }))
+    const impressions = validBidRequests.map(bidRequest => {
+      return {
+        id: bidRequest.bidId,
+        adUnitCode: bidRequest.adUnitCode,
+        banner: {
+          format: bidRequest.sizes.map(sizeArr => ({
+            w: sizeArr[0],
+            h: sizeArr[1],
+          }))
+        },
+      }
+    })
 
     // params from bid request
     const openrtbRequest = {
diff --git a/test/spec/modules/automatadBidAdapter_spec.js b/test/spec/modules/automatadBidAdapter_spec.js
index 788fd3aefc4..a6de8810284 100644
--- a/test/spec/modules/automatadBidAdapter_spec.js
+++ b/test/spec/modules/automatadBidAdapter_spec.js
@@ -95,6 +95,11 @@ describe('automatadBidAdapter', function () {
       let r = rdata.imp[0]
       expect(r.siteID !== null && r.placementID !== null).to.be.true
     })
+
+    it('should include adunit code', function () {
+      let r = rdata.imp[0]
+      expect(r.adUnitCode !== null).to.be.true
+    })
   })
 
   describe('interpretResponse', function () {