diff --git a/adapters/triplelift/triplelift_test.go b/adapters/triplelift/triplelift_test.go
index 2d7ed04f51b..6fd2b506f8a 100644
--- a/adapters/triplelift/triplelift_test.go
+++ b/adapters/triplelift/triplelift_test.go
@@ -6,5 +6,5 @@ import (
 )
 
 func TestJsonSamples(t *testing.T) {
-	adapterstest.RunJSONBidderTest(t, "triplelifttest", NewTripleliftBidder(nil, "http://tlx.3lift.net/s2s/auction?supplier_id=20"))
+	adapterstest.RunJSONBidderTest(t, "triplelifttest", NewTripleliftBidder(nil, "http://tlx.3lift.net/s2s/auction?sra=1&supplier_id=20"))
 }
diff --git a/adapters/triplelift/triplelifttest/exemplary/optional-params.json b/adapters/triplelift/triplelifttest/exemplary/optional-params.json
index 0851bc096d7..90c8da5b3c1 100644
--- a/adapters/triplelift/triplelifttest/exemplary/optional-params.json
+++ b/adapters/triplelift/triplelifttest/exemplary/optional-params.json
@@ -28,7 +28,7 @@
   "httpCalls": [
     {
       "expectedRequest": {
-        "uri": "http://tlx.3lift.net/s2s/auction?supplier_id=20",
+        "uri": "http://tlx.3lift.net/s2s/auction?sra=1&supplier_id=20",
         "body": {
           "id": "test-request-id",
           "imp": [
diff --git a/adapters/triplelift/triplelifttest/exemplary/simple-banner.json b/adapters/triplelift/triplelifttest/exemplary/simple-banner.json
index ff680037a7e..156e07e37eb 100644
--- a/adapters/triplelift/triplelifttest/exemplary/simple-banner.json
+++ b/adapters/triplelift/triplelifttest/exemplary/simple-banner.json
@@ -27,7 +27,7 @@
   "httpCalls": [
     {
       "expectedRequest": {
-        "uri": "http://tlx.3lift.net/s2s/auction?supplier_id=20",
+        "uri": "http://tlx.3lift.net/s2s/auction?sra=1&supplier_id=20",
         "body": {
           "id": "test-request-id",
           "imp": [
diff --git a/adapters/triplelift/triplelifttest/exemplary/simple-video.json b/adapters/triplelift/triplelifttest/exemplary/simple-video.json
index 185446bd243..846c62b4d37 100644
--- a/adapters/triplelift/triplelifttest/exemplary/simple-video.json
+++ b/adapters/triplelift/triplelifttest/exemplary/simple-video.json
@@ -33,7 +33,7 @@
   "httpCalls": [
     {
       "expectedRequest": {
-        "uri": "http://tlx.3lift.net/s2s/auction?supplier_id=20",
+        "uri": "http://tlx.3lift.net/s2s/auction?sra=1&supplier_id=20",
         "body": {
           "id": "test-request-id",
           "imp": [
@@ -85,7 +85,7 @@
                   "adomain": [
                     "foo.com"
                   ],
-                  "iurl": "http://tlx.3lift.net/s2s/auction?supplier_id=20",
+                  "iurl": "http://tlx.3lift.net/s2s/auction?sra=1&supplier_id=20",
                   "cid": "958",
                   "crid": "29681110",
                   "h": 250,
@@ -122,7 +122,7 @@
             "adomain": [
               "foo.com"
             ],
-            "iurl": "http://tlx.3lift.net/s2s/auction?supplier_id=20",
+            "iurl": "http://tlx.3lift.net/s2s/auction?sra=1&supplier_id=20",
             "cid": "958",
             "crid": "29681110",
             "w": 300,
diff --git a/adapters/triplelift/triplelifttest/supplemental/badresponseext.json b/adapters/triplelift/triplelifttest/supplemental/badresponseext.json
index 324c05825c9..6c09448fc4a 100644
--- a/adapters/triplelift/triplelifttest/supplemental/badresponseext.json
+++ b/adapters/triplelift/triplelifttest/supplemental/badresponseext.json
@@ -27,7 +27,7 @@
   "httpCalls": [
     {
       "expectedRequest": {
-        "uri": "http://tlx.3lift.net/s2s/auction?supplier_id=20",
+        "uri": "http://tlx.3lift.net/s2s/auction?sra=1&supplier_id=20",
         "body": {
           "id": "test-request-id",
           "imp": [
diff --git a/adapters/triplelift/triplelifttest/supplemental/badstatuscode.json b/adapters/triplelift/triplelifttest/supplemental/badstatuscode.json
index 15799616933..f24eb7998ed 100644
--- a/adapters/triplelift/triplelifttest/supplemental/badstatuscode.json
+++ b/adapters/triplelift/triplelifttest/supplemental/badstatuscode.json
@@ -27,7 +27,7 @@
   "httpCalls": [
     {
       "expectedRequest": {
-        "uri": "http://tlx.3lift.net/s2s/auction?supplier_id=20",
+        "uri": "http://tlx.3lift.net/s2s/auction?sra=1&supplier_id=20",
         "body": {
           "id": "test-request-id",
           "imp": [
diff --git a/adapters/triplelift/triplelifttest/supplemental/notgoodstatuscode.json b/adapters/triplelift/triplelifttest/supplemental/notgoodstatuscode.json
index 963db593776..bdcc0e3a666 100644
--- a/adapters/triplelift/triplelifttest/supplemental/notgoodstatuscode.json
+++ b/adapters/triplelift/triplelifttest/supplemental/notgoodstatuscode.json
@@ -27,7 +27,7 @@
   "httpCalls": [
     {
       "expectedRequest": {
-        "uri": "http://tlx.3lift.net/s2s/auction?supplier_id=20",
+        "uri": "http://tlx.3lift.net/s2s/auction?sra=1&supplier_id=20",
         "body": {
           "id": "test-request-id",
           "imp": [
diff --git a/config/config.go b/config/config.go
index 07384f9d2d3..56b6a1ba88d 100755
--- a/config/config.go
+++ b/config/config.go
@@ -805,7 +805,7 @@ func SetupViper(v *viper.Viper, filename string) {
 	v.SetDefault("adapters.telaria.endpoint", "https://ads.tremorhub.com/ad/rtb/prebid")
 	v.SetDefault("adapters.triplelift_native.disabled", true)
 	v.SetDefault("adapters.triplelift_native.extra_info", "{\"publisher_whitelist\":[]}")
-	v.SetDefault("adapters.triplelift.endpoint", "https://tlx.3lift.com/s2s/auction?supplier_id=20")
+	v.SetDefault("adapters.triplelift.endpoint", "https://tlx.3lift.com/s2s/auction?sra=1&supplier_id=20")
 	v.SetDefault("adapters.ucfunnel.endpoint", "http://apac-hk-adx.aralego.com/prebid")
 	v.SetDefault("adapters.unruly.endpoint", "http://targeting.unrulymedia.com/openrtb/2.2")
 	v.SetDefault("adapters.valueimpression.endpoint", "https://rtb.valueimpression.com/endpoint")