diff --git a/modules/pubmaticBidAdapter.js b/modules/pubmaticBidAdapter.js
index b98b2c731ac..67cb004b274 100644
--- a/modules/pubmaticBidAdapter.js
+++ b/modules/pubmaticBidAdapter.js
@@ -387,6 +387,7 @@ function _createNativeRequest(params) {
                   type: NATIVE_ASSET_IMAGE_TYPE.ICON,
                   w: params[key].w || params[key].width || (params[key].sizes ? params[key].sizes[0] : undefined),
                   h: params[key].h || params[key].height || (params[key].sizes ? params[key].sizes[1] : undefined),
+                  ext: params[key].ext
                 }
               };
             } else {
@@ -442,7 +443,8 @@ function _createNativeRequest(params) {
               img: {
                 type: NATIVE_ASSET_IMAGE_TYPE.LOGO,
                 w: params[key].w || params[key].width || (params[key].sizes ? params[key].sizes[0] : undefined),
-                h: params[key].h || params[key].height || (params[key].sizes ? params[key].sizes[1] : undefined)
+                h: params[key].h || params[key].height || (params[key].sizes ? params[key].sizes[1] : undefined),
+                ext: params[key].ext
               }
             };
             break;
diff --git a/src/constants.json b/src/constants.json
index 4e946d9c593..bd880b19d89 100644
--- a/src/constants.json
+++ b/src/constants.json
@@ -65,23 +65,23 @@
     "FORMAT": "hb_format"
   },
   "NATIVE_KEYS": {
-    "title": "hb_native_title",
-    "body": "hb_native_body",
-    "body2": "hb_native_body2",
-    "privacyLink": "hb_native_privacy",
-    "sponsoredBy": "hb_native_brand",
-    "image": "hb_native_image",
-    "icon": "hb_native_icon",
-    "clickUrl": "hb_native_linkurl",
-    "displayUrl": "hb_native_displayurl",
-    "cta": "hb_native_cta",
-    "rating": "hb_native_rating",
-    "address": "hb_native_address",
-    "downloads": "hb_native_downloads",
-    "likes": "hb_native_likes",
-    "phone": "hb_native_phone",
-    "price": "hb_native_price",
-    "salePrice": "hb_native_saleprice"
+    "title": "pwt_native_title",
+    "body": "pwt_native_body",
+    "body2": "pwt_native_body2",
+    "privacyLink": "pwt_native_privacy",
+    "sponsoredBy": "pwt_native_brand",
+    "image": "pwt_native_image",
+    "icon": "pwt_native_icon",
+    "clickUrl": "pwt_native_linkurl",
+    "displayUrl": "pwt_native_displayurl",
+    "cta": "pwt_native_cta",
+    "rating": "pwt_native_rating",
+    "address": "pwt_native_address",
+    "downloads": "pwt_native_downloads",
+    "likes": "pwt_native_likes",
+    "phone": "pwt_native_phone",
+    "price": "pwt_native_price",
+    "salePrice": "pwt_native_saleprice"
   },
   "S2S" : {
     "SRC" : "s2s",
diff --git a/src/hook.js b/src/hook.js
index c4e450bf5f2..cd01c35f563 100644
--- a/src/hook.js
+++ b/src/hook.js
@@ -2,6 +2,7 @@
 import funHooks from 'fun-hooks';
 
 export let hook = funHooks({
+  useProxy: false,
   ready: funHooks.SYNC | funHooks.ASYNC | funHooks.QUEUE
 });