diff --git a/modules/yieldmoBidAdapter.js b/modules/yieldmoBidAdapter.js
index 5fda0b751e7..1bb0488bf5d 100644
--- a/modules/yieldmoBidAdapter.js
+++ b/modules/yieldmoBidAdapter.js
@@ -654,14 +654,6 @@ function validateVideoParams(bid) {
     }
 
     validate('video.protocols', val => isDefined(val), paramRequired);
-    validate(
-      'video.protocols',
-      (val) =>
-        isArrayOfNums(val) &&
-        val.every((v) => v >= 1 && v <= 12 && v != 9 && v != 10), // 9 and 10 are for DAST which are not supported.
-      paramInvalid,
-      'array of numbers between 1 and 12 except for 9 or 10 , ex: [2,3, 7, 11]'
-    );
 
     validate('video.api', val => isDefined(val), paramRequired);
     validate('video.api', val => isArrayOfNums(val) && val.every(v => (v >= 1 && v <= 6)),
diff --git a/test/spec/modules/yieldmoBidAdapter_spec.js b/test/spec/modules/yieldmoBidAdapter_spec.js
index 68cf3459c5f..3c842c3a308 100644
--- a/test/spec/modules/yieldmoBidAdapter_spec.js
+++ b/test/spec/modules/yieldmoBidAdapter_spec.js
@@ -512,20 +512,6 @@ describe('YieldmoAdapter', function () {
         expect(buildVideoBidAndGetVideoParam().mimes).to.deep.equal(['video/mkv']);
       });
 
-      it('should validate protocol in video bid request', function () {
-        expect(
-          spec.isBidRequestValid(
-            mockVideoBid({}, {}, { protocols: [2, 3, 11] })
-          )
-        ).to.be.true;
-
-        expect(
-          spec.isBidRequestValid(
-            mockVideoBid({}, {}, { protocols: [2, 3, 10] })
-          )
-        ).to.be.false;
-      });
-
       describe('video.skip state check', () => {
         it('should not set video.skip if neither *.video.skip nor *.video.skippable is present', function () {
           utils.deepAccess(videoBid, 'mediaTypes.video')['skippable'] = false;