diff --git a/test/unit/view/partials/signatureSpec.js b/test/unit/view/partials/signatureSpec.js
index e57401f4..f709bd43 100644
--- a/test/unit/view/partials/signatureSpec.js
+++ b/test/unit/view/partials/signatureSpec.js
@@ -153,10 +153,10 @@ describe('SwaggerUi.partials.signature tests', function () {
             it('returns tag <test:tagname >string</test:tagname> when passing type string and xml:{"namespace": "http://swagger.io/schema/sample", "prefix": "sample"}', function () {
                 var name = 'name';
                 var definition = {
-                    "type": "string",
-                    "xml": {
-                        "namespace": "http://swagger.io/schema/sample",
-                        "prefix": "sample"
+                    type: 'string',
+                    xml: {
+                        namespace: 'http://swagger.io/schema/sample',
+                        prefix: 'sample'
                     }
                 };
 
@@ -166,9 +166,9 @@ describe('SwaggerUi.partials.signature tests', function () {
             it('returns tag <test:tagname >string</test:tagname> when passing type string and xml:{"namespace": "http://swagger.io/schema/sample"}', function () {
                 var name = 'name';
                 var definition = {
-                    "type": "string",
-                    "xml": {
-                        "namespace": "http://swagger.io/schema/sample"
+                    type: 'string',
+                    xml: {
+                        namespace: 'http://swagger.io/schema/sample'
                     }
                 };