diff --git a/src/Network/FetchRequest.js b/src/Network/FetchRequest.js
index 2f56ae8..09740cf 100644
--- a/src/Network/FetchRequest.js
+++ b/src/Network/FetchRequest.js
@@ -7,7 +7,8 @@ import {
   getFileName,
   now,
   toNum,
-  fileSize
+  fileSize,
+  isEmpty
 } from '../lib/util'
 
 export default class FetchRequest extends Emitter {
@@ -19,6 +20,7 @@ export default class FetchRequest extends Emitter {
     this._url = fullUrl(url)
     this._id = uniqId('request')
     this._options = options
+    this._reqHeaders = options.headers || {}
     this._method = options.method || 'GET'
   }
   send(fetchResult) {
@@ -38,9 +40,8 @@ export default class FetchRequest extends Emitter {
       res = res.clone()
 
       const type = getType(res.headers.get('Content-Type'))
-
       res.text().then(resTxt => {
-        this.emit('update', this._id, {
+        const data = {
           type: type.type,
           subType: type.subType,
           time: now(),
@@ -49,7 +50,11 @@ export default class FetchRequest extends Emitter {
           resHeaders: getHeaders(res),
           status: res.status,
           done: true
-        })
+        }
+        if (!isEmpty(this._reqHeaders)) {
+          data.reqHeaders = this._reqHeaders
+        }
+        this.emit('update', this._id, data)
       })
 
       return res
diff --git a/src/Network/Network.js b/src/Network/Network.js
index 8e4cd73..457ec75 100644
--- a/src/Network/Network.js
+++ b/src/Network/Network.js
@@ -79,16 +79,9 @@ export default class Network extends Tool {
       origSend.apply(this, arguments)
     }
 
-    winXhrProto.setRequestHeader = function() {
+    winXhrProto.setRequestHeader = function(key, val) {
       const req = this.erudaRequest
-      if (!req._headers) {
-        req._headers = {}
-      }
-      const key = arguments[0]
-      const val = arguments[1]
-      if (key && val) {
-        req._headers[key] = val
-      }
+      if (req) req.handleReqHeadersSet(key, val)
 
       origSetRequestHeader.apply(this, arguments)
     }
@@ -137,8 +130,6 @@ export default class Network extends Tool {
       method: 'GET',
       startTime: now(),
       time: 0,
-      resHeaders: {},
-      reqHeaders: {},
       resTxt: '',
       done: false
     })
@@ -175,15 +166,7 @@ export default class Network extends Tool {
 
         if (!data.done) return
 
-        showSources('http', {
-          url: data.url,
-          data: data.data,
-          resTxt: data.resTxt,
-          type: data.type,
-          subType: data.subType,
-          resHeaders: data.resHeaders,
-          reqHeaders: data.reqHeaders
-        })
+        showSources('http', data)
       })
       .on('click', '.eruda-clear-request', () => this.clear())
 
diff --git a/src/Network/XhrRequest.js b/src/Network/XhrRequest.js
index 5653935..49ffc90 100644
--- a/src/Network/XhrRequest.js
+++ b/src/Network/XhrRequest.js
@@ -10,7 +10,8 @@ import {
   trim,
   isCrossOrig,
   toNum,
-  fileSize
+  fileSize,
+  isEmpty
 } from '../lib/util'
 
 export default class XhrRequest extends Emitter {
@@ -18,6 +19,7 @@ export default class XhrRequest extends Emitter {
     super()
 
     this._xhr = xhr
+    this._reqHeaders = {}
     this._method = method
     this._url = fullUrl(url)
     this._id = uniqId('request')
@@ -25,25 +27,32 @@ export default class XhrRequest extends Emitter {
   handleSend(data) {
     if (!isStr(data)) data = ''
 
-    this.emit('send', this._id, {
+    data = {
       name: getFileName(this._url),
       url: this._url,
       data,
       method: this._method
-    })
+    }
+    if (!isEmpty(this._reqHeaders)) {
+      data.reqHeaders = this._reqHeaders
+    }
+    this.emit('send', this._id, data)
+  }
+  handleReqHeadersSet(key, val) {
+    if (key && val) {
+      this._reqHeaders[key] = val
+    }
   }
   handleHeadersReceived() {
     const xhr = this._xhr
 
     const type = getType(xhr.getResponseHeader('Content-Type'))
-
     this.emit('update', this._id, {
       type: type.type,
       subType: type.subType,
       size: getSize(xhr, true, this._url),
       time: now(),
-      resHeaders: getHeaders(xhr),
-      reqHeaders: (xhr.erudaRequest && xhr.erudaRequest._headers) || null
+      resHeaders: getHeaders(xhr)
     })
   }
   handleDone() {