diff --git a/lib/schemaUtils.js b/lib/schemaUtils.js
index b962f6e..4171774 100644
--- a/lib/schemaUtils.js
+++ b/lib/schemaUtils.js
@@ -418,7 +418,7 @@ module.exports = {
       _.forOwn(serverVariables, (value, key) => {
         let description = this.getParameterDescription(value);
         variables.push(new sdk.Variable({
-          id: key,
+          key: key,
           value: value.default || '',
           description: description
         }));
@@ -426,7 +426,7 @@ module.exports = {
     }
     if (keyName) {
       variables.push(new sdk.Variable({
-        id: keyName,
+        key: keyName,
         value: serverUrl,
         type: 'string'
       }));
@@ -2128,7 +2128,7 @@ module.exports = {
           convertedPathVar = _.get(this.convertParamsWithStyle(element, fakedData, PARAMETER_SOURCE.REQUEST,
             components, schemaCache, options), '[0]', {});
 
-        variableStore[element.name] = _.assign(convertedPathVar, { id: element.name, type: 'collection' });
+        variableStore[element.name] = _.assign(convertedPathVar, { key: element.name, type: 'collection' });
       }
     });
     // accounting for the overriding of the root level and path level servers object if present at the operation level
@@ -2159,7 +2159,7 @@ module.exports = {
         sanitizeResult.collectionVars.forEach((element) => {
           if (!variableStore[element.name]) {
             variableStore[element.name] = {
-              id: element.name,
+              key: element.name,
               value: element.value || '',
               description: element.description,
               type: 'collection'
diff --git a/test/unit/base.test.js b/test/unit/base.test.js
index 45fe917..21c8d9c 100644
--- a/test/unit/base.test.js
+++ b/test/unit/base.test.js
@@ -144,14 +144,14 @@ describe('CONVERT FUNCTION TESTS ', function() {
           expect(conversionResult.output[0].data).to.have.property('item');
           expect(conversionResult.output[0].data).to.have.property('variable');
           expect(conversionResult.output[0].data.variable).to.be.an('array');
-          expect(conversionResult.output[0].data.variable[1].id).to.equal('format');
+          expect(conversionResult.output[0].data.variable[1].key).to.equal('format');
           expect(conversionResult.output[0].data.variable[1].value).to.equal('json');
-          expect(conversionResult.output[0].data.variable[2].id).to.equal('path');
+          expect(conversionResult.output[0].data.variable[2].key).to.equal('path');
           expect(conversionResult.output[0].data.variable[2].value).to.equal('send-email');
-          expect(conversionResult.output[0].data.variable[3].id).to.equal('new-path-variable-1');
+          expect(conversionResult.output[0].data.variable[3].key).to.equal('new-path-variable-1');
           // serialised value for object { R: 100, G: 200, B: 150 }
           expect(conversionResult.output[0].data.variable[3].value).to.equal('R,100,G,200,B,150');
-          expect(conversionResult.output[0].data.variable[4].id).to.equal('new-path-variable-2');
+          expect(conversionResult.output[0].data.variable[4].key).to.equal('new-path-variable-2');
           // serialised value for array ["exampleString", "exampleString"]
           expect(conversionResult.output[0].data.variable[4].value).to.equal('exampleString,exampleString');
           done();
@@ -902,8 +902,8 @@ describe('CONVERT FUNCTION TESTS ', function() {
         requestUrl = conversionResult.output[0].data.item[0].request.url;
         collectionVars = conversionResult.output[0].data.variable;
         expect(requestUrl.host).to.eql(['{{baseUrl}}']);
-        expect(_.find(collectionVars, { id: 'baseUrl' }).value).to.eql('{{BASE_URI}}/api');
-        expect(_.find(collectionVars, { id: 'BASE_URI' }).value).to.eql('https://api.example.com');
+        expect(_.find(collectionVars, { key: 'baseUrl' }).value).to.eql('{{BASE_URI}}/api');
+        expect(_.find(collectionVars, { key: 'BASE_URI' }).value).to.eql('https://api.example.com');
         done();
       });
     });
diff --git a/test/unit/util.test.js b/test/unit/util.test.js
index 913f580..b0964fb 100644
--- a/test/unit/util.test.js
+++ b/test/unit/util.test.js
@@ -231,7 +231,7 @@ describe('SCHEMA UTILITY FUNCTION TESTS ', function () {
         },
         retVal = SchemaUtils.convertToPmCollectionVariables(serverVariables, null, null);
       expect(retVal).to.be.an('array');
-      expect(retVal[0].id).to.equal('v1');
+      expect(retVal[0].key).to.equal('v1');
       expect(retVal[0].value).to.equal('v2.0');
     });
 
@@ -249,9 +249,9 @@ describe('SCHEMA UTILITY FUNCTION TESTS ', function () {
 
       expect(retVal).to.be.an('array');
 
-      expect(retVal[0].id).to.equal('v1');
+      expect(retVal[0].key).to.equal('v1');
       expect(retVal[0].value).to.equal('v2.0');
-      expect(retVal[1].id).to.equal('baseUrl');
+      expect(retVal[1].key).to.equal('baseUrl');
       expect(retVal[1].value).to.equal('hello.com');
     });
   });