diff --git a/src/main/resources/bidder-config/vrtcal.yaml b/src/main/resources/bidder-config/vrtcal.yaml
index 883488a1a4d..1373df9e4f6 100644
--- a/src/main/resources/bidder-config/vrtcal.yaml
+++ b/src/main/resources/bidder-config/vrtcal.yaml
@@ -1,6 +1,7 @@
 adapters:
   vrtcal:
     endpoint: http://rtb.vrtcal.com/bidder_prebid.vap?ssp=1804
+    ortb-version: "2.6"
     meta-info:
       maintainer-email: support@vrtcal.com
       app-media-types:
diff --git a/src/test/resources/org/prebid/server/it/openrtb2/vrtcal/test-auction-vrtcal-request.json b/src/test/resources/org/prebid/server/it/openrtb2/vrtcal/test-auction-vrtcal-request.json
index f3296494258..33f5f72531f 100644
--- a/src/test/resources/org/prebid/server/it/openrtb2/vrtcal/test-auction-vrtcal-request.json
+++ b/src/test/resources/org/prebid/server/it/openrtb2/vrtcal/test-auction-vrtcal-request.json
@@ -18,8 +18,6 @@
   },
   "tmax": 5000,
   "regs": {
-    "ext": {
-      "gdpr": 0
-    }
+    "gdpr": 0
   }
 }
diff --git a/src/test/resources/org/prebid/server/it/openrtb2/vrtcal/test-vrtcal-bid-request.json b/src/test/resources/org/prebid/server/it/openrtb2/vrtcal/test-vrtcal-bid-request.json
index fed3dbf63c0..ea5b5ac8092 100644
--- a/src/test/resources/org/prebid/server/it/openrtb2/vrtcal/test-vrtcal-bid-request.json
+++ b/src/test/resources/org/prebid/server/it/openrtb2/vrtcal/test-vrtcal-bid-request.json
@@ -30,9 +30,7 @@
     "USD"
   ],
   "regs": {
-    "ext": {
-      "gdpr": 0
-    }
+    "gdpr": 0
   },
   "ext": {
     "prebid": {