diff --git a/app/scripts/controllers/eventDetails.js b/app/scripts/controllers/eventDetails.js
index 0780cbdc1..d8068a917 100644
--- a/app/scripts/controllers/eventDetails.js
+++ b/app/scripts/controllers/eventDetails.js
@@ -912,6 +912,16 @@ angular
           });
         });
         const payload = angular.copy($scope.conference);
+        // Remove unwanted properties from sending to API.
+        payload.registrantTypes = payload.registrantTypes.map((regType) => {
+          regType.allowedRegistrantTypeSet =
+            regType.allowedRegistrantTypeSet.map((set) => {
+              delete set.name;
+              delete set.selected;
+              return set;
+            });
+          return regType;
+        });
         $http({
           method: 'PUT',
           url: 'conferences/' + conference.id,
diff --git a/app/scripts/directives/blockEditor.js b/app/scripts/directives/blockEditor.js
index 4bfe221ad..1ea7b5c20 100644
--- a/app/scripts/directives/blockEditor.js
+++ b/app/scripts/directives/blockEditor.js
@@ -178,12 +178,9 @@ angular.module('confRegistrationWebApp').directive('blockEditor', function () {
       $scope.typeToProfile.addressQuestion = 'ADDRESS';
       $scope.typeToProfile.genderQuestion = 'GENDER';
       $scope.typeToProfile.yearInSchoolQuestion = 'YEAR_IN_SCHOOL';
-      $scope.typeToProfile.opportunitiesQuestion = 'OPPORTUNITIES';
       $scope.typeToProfile.birthDateQuestion = 'BIRTH_DATE';
       $scope.typeToProfile.campusQuestion = 'CAMPUS';
       $scope.typeToProfile.dormitoryQuestion = 'DORMITORY';
-      $scope.typeToProfile.graduationDateQuestion = 'GRADUATION_DATE';
-      $scope.typeToProfile.ethnicityQuestion = 'ETHNICITY';
 
       $scope.profileCheck = !_.isNull($scope.block.profileType);
       $scope.profileOption = _.has($scope.typeToProfile, $scope.block.type);
diff --git a/test/spec/directives/blockEditor.spec.js b/test/spec/directives/blockEditor.spec.js
index ecf2084c3..58127c1de 100644
--- a/test/spec/directives/blockEditor.spec.js
+++ b/test/spec/directives/blockEditor.spec.js
@@ -76,15 +76,4 @@ describe('Directive: blockEditor', function () {
 
     expect(scope.pType).toBe('Sex');
   });
-
-  it('returns whether a question type exists or not using eventHasQuestionType()', function () {
-    const block = _.find(testData.conference.registrationPages[1].blocks, {
-      id: '9b83eebd-b064-4edf-92d0-7982a330272a',
-    });
-    scope.block = block;
-
-    expect(scope.eventHasQuestionType('genderQuestion')).toBe(true);
-
-    expect(scope.eventHasQuestionType('ethnicityQuestion')).toBe(false);
-  });
 });