diff --git a/adapters/criteo/params_test.go b/adapters/criteo/params_test.go
index fd63e582b6c..240eeea43af 100644
--- a/adapters/criteo/params_test.go
+++ b/adapters/criteo/params_test.go
@@ -48,6 +48,14 @@ var validParams = []string{
 	`{"zoneId": 123456, "networkId": 78910}`,
 	`{"zoneid": 0, "networkid": 0}`,
 	`{"zoneId": 0, "networkId": 0}`,
+	`{"zoneid": 123456, "pubid": "testpubid"}`,
+	`{"zoneid": 123456, "uid": 100}`,
+	`{"zoneid": 123456, "networkid": 78910, "pubid": "testpubid"}`,
+	`{"zoneid": 123456, "networkid": 78910, "uid": 100}`,
+	`{"zoneid": 123456, "networkid": 78910, "uid": 100, "pubid": "testpubid"}`,
+	`{"networkId": 78910, "pubid": "testpubid"}`,
+	`{"networkid": 78910, "uid": 100}`,
+	`{"networkid": 78910, "uid": 100, "pubid": "testpubid"}`,
 }
 
 var invalidParams = []string{
@@ -67,4 +75,7 @@ var invalidParams = []string{
 	`{"zoneid": -1}`,
 	`{"networkid": -1}`,
 	`{"zoneid": -1, "networkid": -1}`,
+	`{"zoneid": 0, "networkid": 0, "pubid": ""}`,
+	`{"zoneid": 0, "networkid": 0, "pubid": null}`,
+	`{"zoneid": 0, "networkid": 0, "uid": null}`,
 }
diff --git a/openrtb_ext/imp_criteo.go b/openrtb_ext/imp_criteo.go
index 66726fb5dda..0ca60406ee5 100644
--- a/openrtb_ext/imp_criteo.go
+++ b/openrtb_ext/imp_criteo.go
@@ -2,6 +2,8 @@ package openrtb_ext
 
 // ExtImpCriteo defines the contract for bidrequest.imp[i].ext.prebid.bidder.criteo
 type ExtImpCriteo struct {
-	ZoneID    int64 `json:"zoneId"`
-	NetworkID int64 `json:"networkId"`
+	ZoneID    int64  `json:"zoneId"`
+	NetworkID int64  `json:"networkId"`
+	UID       int64  `json:"uid"`
+	PubID     string `json:"pubid"`
 }
diff --git a/static/bidder-params/criteo.json b/static/bidder-params/criteo.json
index 88c6fba5d3a..a706cfa9158 100644
--- a/static/bidder-params/criteo.json
+++ b/static/bidder-params/criteo.json
@@ -23,6 +23,16 @@
             "type": "integer",
             "description": "Impression's network ID, preferred.",
             "minimum": 0
+        },
+        "pubid": {
+            "type": "string",
+            "description": "Impression's publisher ID.",
+            "minLength": 1
+        },
+        "uid": {
+            "type": "integer",
+            "description": "Impression's ad unit id.",
+            "minimum": 0
         }
     },
     "anyOf": [