diff --git a/README.md b/README.md
index a97e290..d22e413 100644
--- a/README.md
+++ b/README.md
@@ -161,6 +161,7 @@ import 'vue-json-viewer/style.css'
 | `timeformat` | custom time format function | time => time.toLocaleString() |
 | `preview-mode` | no expand mode | `false` |
 | `show-array-index` | array show index | `true` |
+| `show-double-quotes` | show double quotes | `true` |
 
 
 ## Listeners
diff --git a/lib/json-box.vue b/lib/json-box.vue
index 8afb4bf..2b0cfe0 100644
--- a/lib/json-box.vue
+++ b/lib/json-box.vue
@@ -28,6 +28,7 @@ export default {
     previewMode: Boolean,
     forceExpand: Boolean,
     showArrayIndex: Boolean,
+    showDoubleQuotes: Boolean,
   },
   data() {
     return {
@@ -119,7 +120,7 @@ export default {
           'jv-key': true
         },
         domProps: {
-          innerText: `${this.keyName}:`
+          innerText: this.showDoubleQuotes ? `"${this.keyName}":` : `${this.keyName}:`
         }
       }))
     }
@@ -137,6 +138,7 @@ export default {
         previewMode: this.previewMode,
         forceExpand: this.forceExpandMe,
         showArrayIndex: this.showArrayIndex,
+        showDoubleQuotes: this.showDoubleQuotes,
       },
       on: {
         'update:expand': value => {
diff --git a/lib/json-viewer.vue b/lib/json-viewer.vue
index 5365041..1d8c637 100644
--- a/lib/json-viewer.vue
+++ b/lib/json-viewer.vue
@@ -30,6 +30,7 @@
         :sort="sort"
         :preview-mode="previewMode"
         :show-array-index="showArrayIndex"
+        :show-double-quotes="showDoubleQuotes"
       />
     </div>
     <div 
@@ -96,6 +97,10 @@ export default {
     showArrayIndex: {
       type: Boolean,
       default: true,
+    },
+    showDoubleQuotes: {
+      type: Boolean,
+      default: true,
     }
   },
   provide () {
diff --git a/lib/types/json-array.vue b/lib/types/json-array.vue
index 4b789b0..b3d7431 100644
--- a/lib/types/json-array.vue
+++ b/lib/types/json-array.vue
@@ -21,6 +21,7 @@ export default {
     forceExpand: Boolean,
     previewMode: Boolean,
     showArrayIndex: Boolean,
+    showDoubleQuotes: Boolean,
   },
   data() {
     return {
@@ -108,6 +109,7 @@ export default {
             previewMode: this.previewMode,
             forceExpand: this.forceExpand,
             showArrayIndex: this.showArrayIndex,
+            showDoubleQuotes: this.showDoubleQuotes,
           }
         }))
       })
diff --git a/lib/types/json-object.vue b/lib/types/json-object.vue
index 77644e7..688baed 100644
--- a/lib/types/json-object.vue
+++ b/lib/types/json-object.vue
@@ -21,6 +21,7 @@ export default {
     sort: Boolean,
     previewMode: Boolean,
     showArrayIndex: Boolean,
+    showDoubleQuotes: Boolean,
   },
   data() {
     return {
@@ -119,6 +120,7 @@ export default {
               previewMode: this.previewMode,
               forceExpand: this.forceExpand,
               showArrayIndex: this.showArrayIndex,
+              showDoubleQuotes: this.showDoubleQuotes,
             }
           }))
         }